11 Best Power Bank 25000mAh for 2024

Mobile Accessories

Introducing the 11 Best Power Banks 25000mAh for 2023, where functionality and durability merge seamlessly. In today's digitized world, the need for reliable portable power sources is more pronounced than ever before. These power banks not only offer an impressive capacity of 25000mAh but also provide unparalleled convenience for charging your devices on the go. Whether you are a frequent traveler, an avid outdoor enthusiast, or someone who simply values uninterrupted connectivity, this selection of power banks will cater to your energy needs with utmost efficiency. Stay tuned for an extensive review of the top-rated power banks, featuring cutting-edge technology and innovative designs that ensure you never run out of power when it matters most.

 

The INIU Power Bank is a high-capacity portable charger that offers fast charging for a variety of devices. With a 25000mAh capacity, it can charge a MacBook Pro up to 1.2 times or an iPad Mini 6 up to 3.4 times. The power bank features three output ports, including dual USB-C ports and a USB-A port, allowing you to charge multiple devices at once. It is compatible with most laptops, tablets, and mobiles, making it a versatile charging solution. The INIU Power Bank is made with high-quality materials and comes with a 3-year warranty for added peace of mind.

Score: 8.2/10

Key Features:
– 65W fast charging
– 25000mAh capacity
– Triple charging ports
– Wide compatibility
– Industry-leading 3-year warranty

Specifications:
– Dimension: 5.85Lx2.87Wx1.34H
– Size: 1 Count (Pack of 1)

Pros:
– Fast charging for laptops and tablets
– Can charge multiple devices simultaneously
– High-quality materials

Cons:
– Long charging time
– Slightly heavy

Final Thoughts:
The INIU Power Bank is a reliable and powerful portable charger that offers fast charging for a wide range of devices. Its 25000mAh capacity ensures that you have enough power to keep your devices charged throughout the day. The triple charging ports allow for convenient simultaneous charging, and the wide compatibility ensures that it can be used with various devices. While it may have a slightly long charging time and be a bit heavy, these drawbacks are outweighed by its performance and durability. Overall, the INIU Power Bank is a great option for those in need of a reliable and high-capacity portable charger.

Key Features

  • 65W fast charging
  • 25000m Ah capacity
  • Triple charging ports
  • Wide compatibility
  • Industry-leading 3-year warranty
  • Specifications

  • Dimension: 5.85Lx2.87Wx1.34H
  • Size: 1 Count (Pack of 1)
  • Pros

  • Fast charging for laptops and tablets
  • Can charge multiple devices simultaneously
  • High-quality materials
  • Cons

  • Long charging time
  • Slightly heavy
  •  

    The INIU Power Bank is a reliable and powerful portable charger that offers fast charging for a wide range of devices. Its 25000mAh capacity ensures that you have enough power to keep your devices charged throughout the day. The triple charging ports allow for convenient simultaneous charging, and the wide compatibility ensures that it can be used with various devices. While it may have a slightly long charging time and be a bit heavy, these drawbacks are outweighed by its performance and durability. Overall, the INIU Power Bank is a great option for those in need of a reliable and high-capacity portable charger.

     

    The UGREEN 145W Power Bank 25000mAh is a powerful and versatile portable charger. With fast charging capabilities and a large battery capacity, it is compatible with a wide range of devices including MacBook Pro, iPhone 14 Series, Samsung, AirPods, and more. The power bank comes with three output ports and can fully charge a MacBook Air in just 90 minutes. It also features a smart digital display that shows the remaining battery power. The UGREEN Power Bank is easy to recharge and has a compact design, making it ideal for travel. It has received positive reviews for its power, fast charging speed, and overall performance.

    Key Features

  • 145W Fast Charging
  • 25000m Ah Gigantic Capacity
  • Two-Way Fast Charging
  • Smart Digital Display
  • Wide Compatibility
  • Specifications

  • Color: Space Grey
  • Dimension: 6.30Lx3.18Wx1.05H
  • Pros

  • Powerful 145W output for fast charging
  • Large 25,000m Ah battery capacity
  • Three output ports for simultaneous charging
  • Compact and lightweight design
  • Airplane-friendly material
  • Cons

  • Expensive
  •  

    The UGREEN 145W Power Bank 25000mAh is a powerful and versatile portable charger that is perfect for travelers, business professionals, and anyone who needs to keep their devices charged on the go. With its fast charging speed, large battery capacity, and multiple output ports, it is a reliable and convenient power bank. The smart digital display and compact design are additional features that enhance its usability. Although it is on the more expensive side, it is definitely worth the investment for its power and versatility. Overall, I highly recommend the UGREEN 145W Power Bank for anyone in need of a reliable and high-quality portable charger.

     

    The Gnceei Portable Charger is a powerful and versatile device that allows you to charge your devices on the go. With a massive 25000mAh capacity, it can charge your iPhone 13 around 7 times, Galaxy S20 6 times, and iPad 2 times. This makes it perfect for business trips, camping, and large families. The charger features 3 outputs and 2 inputs, allowing you to charge up to 3 devices simultaneously. It also has an exclusive smart IC to ensure stable and fast charging. The fashionable LED power display adds a cool touch to the charger. With 24 months of quality after-sale service and quick customer support, this charger is a reliable choice for your charging needs.

    Key Features

  • 25000m Ah huge capacity
  • 2 inputs & 3 outputs
  • Exclusive Smart IC for stability and speed
  • Fashionable LED power display
  • 24 months quality after-sale service
  • Specifications

  • Color: Red
  • Pros

  • High capacity battery
  • Simultaneous charging of multiple devices
  • Stable and fast charging
  • Fashionable design
  • Good after-sale service
  • Cons

  • Bulky size
  • Durability concerns
  • Slow charging speed
  •  

    The Gnceei Portable Charger is a reliable and powerful option for those in need of a high-capacity power bank. With its 25000mAh battery, it can keep multiple devices charged for extended periods. The ability to charge up to 3 devices simultaneously is a convenient feature, and the exclusive Smart IC ensures safe and efficient charging. The LED power display adds a stylish touch to the charger. However, the bulky size and concerns about durability may be a drawback for some users. Overall, the Gnceei Portable Charger offers great value for its price and is a recommended choice for those looking for a reliable and versatile power bank.

     

    Stay powered up even in the great outdoors with the Solar Charger 25000mAh by Hiluckey. With its high capacity, 4 solar panels, and fast charging capabilities, this portable power bank is perfect for smartphones, tablets, and more. The rugged design is perfect for outdoor adventures, and it even comes with a built-in LED flashlight. The USB C port allows for both input and output, making recharging quick and easy. With positive customer ratings, this solar charger delivers reliable power when you need it most.

    Key Features

  • 25000m Ah High Capacity
  • 4 Large Solar Panels
  • Fast Charging
  • Built for Outdoors
  • 2.5X Recharging
  • Specifications

  • Color: Orange
  • Dimension: 6.18Lx3.54Wx1.38H
  • Size: 25000m Ah
  • Pros

  • High capacity to charge devices multiple times
  • Powerful solar panels for charging in sunlight
  • Fast charging capabilities
  • Rugged and waterproof design
  • Includes a bright LED flashlight
  • Cons

  • Issues with charging devices after solar charging
  • Slow recharge from wall outlet
  • Solar panels get extremely hot in direct sunlight
  •  

    The Solar Charger 25000mAh by Hiluckey is a reliable and efficient power bank for outdoor enthusiasts. With its high capacity, fast charging, and durable design, it provides a convenient solution for staying powered up on camping trips, hiking adventures, and more. While there are some minor drawbacks such as issues with solar charging and slow recharge from a wall outlet, overall, this solar charger performs well and delivers on its promises. With positive customer reviews and a score of 8 out of 10, it is a recommended choice for those in need of a reliable portable power bank.

     

    The Portable Charger Solar Power Bank 25000mAh is a high-capacity, waterproof external battery pack with dual USB outputs. It is designed for all cellphones, tablets, and electronic devices. This power bank is perfect for outdoor activities such as camping and hiking, featuring a bright LED flashlight and a long lifespan with more than 2000 recharging times. The built-in solar panel allows for eco-friendly recharging under sunlight. With a durable and resistant ABS+PC material, it is protected from rain, dirt, and shock. This portable charger is highly compatible, supporting simultaneous charging of two devices. It also includes safety features to protect against excessive power, overheating, and overcharging. With its compact design and included accessories, it is an ideal companion for travel or emergencies. Score: 8.5/10.

    Key Features

  • High capacity portable solar charger power bank with 25000m Ah battery
  • Dual LED flashlights with Steady-SOS-Strobe mode
  • Two methods of recharging: micro input port and solar panels
  • High compatibility with all cellphones and electronic equipment
  • Includes 25000m Ah Solar Charger, Micro USB cable, Carabiner, User Manual
  • Specifications

  • Color: 25000&Blue
  • Dimension: 5.65Lx2.90Wx0.66H
  • Pros

  • High capacity battery with long lifespan
  • Waterproof and durable design
  • Dual LED flashlights for convenience
  • Simultaneous charging of two devices
  • Includes accessories and 24/7 customer support
  • Cons

  • Slow charging speed
  • No USB Type-C port
  • Solar charging may not be very effective
  • Limited wireless charging capability
  • Some users experienced issues with solar charging
  •  

    The Portable Charger Solar Power Bank 25000mAh is a reliable and convenient solution for all your charging needs while on the go. It offers a high capacity battery, durable design, and dual LED flashlights for added functionality. The ability to charge via solar panels makes it perfect for outdoor activities and emergencies. However, some users have reported slower charging speeds and limited wireless charging capabilities. Overall, this power bank provides great value for its price and is recommended for anyone in need of a portable and eco-friendly charging solution.

     

    The Portable Charger Power Bank 26800mah is a highly reliable external battery pack that offers ultra-high capacity. With a massive 26800mAh capacity, it can charge most phones over 6 times and tablets at least 2 times. It is universally compatible with iPhone, all Android smartphones, tablets, mp3/mp4 players, and other USB-charged devices. The power bank features 2 USB output ports, allowing you to charge two devices simultaneously. It also comes with built-in intelligent controlling IC for superior safety, protecting the power bank against overcurrent and short circuit. The power bank can be fully recharged in 8-16 hours and features 4 LED indicators to show the remaining power. The package includes the power bank, a micro USB cable, a user manual, and offers extended after-sale technical support and a 45-day full refund guarantee. With a customer rating of 4.4/5, this portable charger power bank is a reliable and convenient solution for on-the-go charging.

    Key Features

  • Colossal 26800m Ah capacity
  • 2-port 3.1A output for simultaneous charging
  • Intelligent Controlling IC for safety
  • 2x fast recharge speed with 4 LED indicators
  • Extended 24-month after-sale technical support
  • Specifications

  • Color: Black
  • Dimension: 5.91Lx2.95Wx0.60H
  • Pros

  • Massive battery capacity, charges most phones over 6 times
  • Can charge two devices simultaneously
  • Built-in safety features and certifications
  • Fast recharge speed with LED indicators
  • 24-month after-sale technical support
  • Cons

  • Heavier than anticipated
  • Long charging time
  • May require a more powerful charging source
  • Lack of specificity in compatible devices
  •  

    The Portable Charger Power Bank 26800mah offers exceptional charging capacity and versatility. With its massive 26800mAh battery, it can provide multiple charges to smartphones, tablets, and other USB devices. The ability to charge two devices simultaneously is a convenient feature, especially for those who are always on the go. The built-in safety features and certifications provide peace of mind, ensuring the device and your equipment are protected. While the power bank may be slightly heavier than expected, it makes up for it with its reliable performance. The longer charging time and lack of specificity in compatible devices are minor drawbacks but do not significantly affect the overall functionality of the product. Overall, this portable charger power bank is a reliable and efficient solution for keeping your devices powered up during your busy day-to-day activities.

     

    The MOVE SPEED Laptop Power Bank is a versatile and powerful portable charger that offers ultra-high output and a large capacity of 25000mAh. With its fast charging capabilities and intelligent features, it is suitable for charging laptops, MacBooks, smartphones, tablets, and more. The power bank supports 100W input, allowing it to fully recharge in just 1 hour. Its smart LED digital display provides real-time information on remaining battery power, output and input status, and operating time. The power bank also allows for simultaneous charging of up to 3 devices and has a pass-through charging function. With certification and safety features, it is flight-approved and ensures reliable and secure charging. Overall, the MOVE SPEED Laptop Power Bank is a reliable and convenient charging solution for both everyday use and on-the-go charging needs.

    Key Features

  • Ultra-high output of 130W
  • Large capacity of 25000m Ah
  • Supports 100W input for fast recharging
  • Smart LED digital display for real-time information
  • Simultaneous charging of up to 3 devices
  • Pass-through charging function
  • Flight-approved with safety certification
  • Comes with 3 years warranty
  • Specifications

  • Color: Silver
  • Dimension: 8.19Lx4.49Wx1.56H
  • Size: 1 Count (Pack of 1)
  • Pros

  • Fast charging capability
  • Intelligent features for safe and efficient charging
  • Simultaneous charging of multiple devices
  • Flight-approved and certified for safety
  • Comes with 3 years warranty
  • Cons

  • Loses power when not connected to any device
  • One USB-C port only allows output, not input
  • Build quality could be improved
  •  

    The MOVE SPEED Laptop Power Bank offers impressive charging capabilities with its ultra-high output and large capacity. It is a versatile and convenient solution for both everyday use and on-the-go charging needs. With its fast charging speed and intelligent features like the smart LED display and pass-through charging, it provides a reliable and efficient charging experience. While it may have some minor drawbacks, such as power loss when not in use and limitations with one of the USB-C ports, overall, it is a highly recommended power bank. With its flight-approved certification and 3 years warranty, it ensures both safety and peace of mind for users.

     

    The VEGER 100W Laptop Power Bank is a portable charger with a massive 25000mAh capacity. It features built-in cables, including USB-C and lightning cables, making it convenient to charge laptops, tablets, and phones without carrying multiple cables. With a total output of 130W and fast charging capabilities, this power bank can charge multiple devices simultaneously. It is perfect for traveling, providing enough power to charge an iPhone 14 around 4.5 times or a MacBook Air (M2) or Dell XPS 13 1.3 times. The power bank also has a digital display to show remaining battery capacity. While some users have experienced compatibility issues with certain devices, overall, the VEGER 100W Laptop Power Bank delivers exceptional performance. Score: 8.5/10

    Key Features

  • 130W high power output for charging laptops and low wattage devices
  • Perfect 25000m Ah capacity for several days of travel
  • Built-in cables for convenient charging without carrying extra cables
  • Max charging 4 devices simultaneously
  • Fast charging and recharging capabilities
  • Specifications

  • Color: C black
  • Dimension: 7.13Lx3.11Wx0.98H
  • Pros

  • High power output for charging laptops
  • Large capacity for extended use
  • Built-in cables for convenience
  • Fast charging capabilities
  • Cons

  • Compatibility issues with some devices
  • Higher price compared to similar options
  •  

    The VEGER 100W Laptop Power Bank is a highly capable portable charger with a large capacity and fast charging capabilities. It provides the convenience of built-in cables and the ability to charge multiple devices simultaneously. While it may have compatibility issues with certain devices, overall, it delivers exceptional performance. With a score of 8.5 out of 10, this power bank is a reliable choice for powering laptops, tablets, and phones on the go.

     

    The Portable Charger Power Bank is a high-capacity power bank with a sleek and slim design. With a 30,800mAh capacity, it can charge your phone at least 6-8 times, making it perfect for business, travel, or everyday use. The power bank features three output ports, including QC4.0 and PD outputs, allowing you to charge three devices simultaneously. It also comes with an LCD display that shows the current battery charge, input, and output status. The power bank is universally compatible with all iOS and Android smartphones and tablets. It is designed with import intelligent controlling IC to prevent overcharging, overvoltage, overcurrent, and short circuit. Overall, the Portable Charger Power Bank is a reliable and efficient power source for your mobile devices.

    Key Features

  • Super-Fast Charging
  • Import Intelligent Controlling IC
  • 3 Output – Charge 3 Devices At Once
  • The Latest Smart Chip, LCD Digital Screen Design
  • Universal Compatibility LCD Display
  • Specifications

  • Color: Black
  • Dimension: 5.91Lx2.95Wx0.59H
  • Size: 15*7.5*1.5 cm
  • Pros

  • High capacity for multiple charges
  • Intelligent control prevents overcharging
  • Fast charging with multiple output ports
  • Universal compatibility with LCD display
  • Cons

  • Relatively heavy
  • Short charging cable
  • Long charging time
  •  

    The Portable Charger Power Bank is a reliable and efficient power bank with a high capacity and fast charging capabilities. It is perfect for business, travel, and everyday use, providing multiple charges for your devices. The intelligent control system ensures the safety of your devices by preventing overcharging and other potential issues. The LCD display adds convenience by showing the battery charge and status. However, it is relatively heavy and has a short charging cable. Overall, the Portable Charger Power Bank is a dependable power source for your mobile devices, making it a worthwhile investment.

     

    The Portable Charger Power Bank 25800mAh is a high-capacity external battery pack with dual output ports, making it ideal for iPhones, Samsung phones, and other devices. With its massive 25800mAh capacity, it can charge your phone 5-7 times, making it perfect for business trips and travel. The power bank features 2 USB ports with fast charging capabilities, allowing you to quickly charge your phone and share power with other devices. It also has a built-in protection system to safeguard against excessive power, overheating, and overcharging. The package includes the power bank, a micro USB cable, and a user manual. With its compatibility with a wide range of devices and its reliable performance, the Portable Charger Power Bank 25800mAh is a reliable and convenient charging solution.

    Key Features

  • High-capacity 25800m Ah power bank
  • Dual USB ports with fast charging
  • Built-in protection system for device safety
  • Compatibility with all phones and tablets
  • Includes micro USB cable and user manual
  • Specifications

  • Color: Black
  • Dimension: 5.91Lx2.95Wx0.59H
  • Pros

  • Massive battery capacity for multiple phone charges
  • Fast charging with dual USB ports
  • High compatibility with a wide range of devices
  • Built-in protection system for safety
  • Cons

  • Heavy weight (350g)
  • Long charging time
  • May not work with all phone cables
  •  

    The Portable Charger Power Bank 25800mAh offers a convenient and reliable solution for charging phones and other devices on the go. With its massive battery capacity, it can keep your phone powered for multiple charges, making it perfect for travel and business trips. The dual USB ports provide fast charging and the built-in protection system ensures the safety of your devices. However, the power bank is quite heavy and may take some time to fully charge. Compatibility with phone cables may also be an issue for some users. Overall, if you’re looking for a reliable and high-capacity power bank, the Portable Charger Power Bank 25800mAh is a great choice.

     

    The Nature Love PowerMax UV1 Solar Power Bank is a multifunctional device designed for outdoor enthusiasts. With a massive 25000mAh capacity, it can provide multiple charges for devices like iPhone, Samsung, iPad, MacBook, and Gopro 9. The power bank also features two UV sterilizer lights, wireless phone charging, 18 LED flashlight with emergency light modes, and is water and dustproof. Additionally, the PowerMax UV1 supports solar charging for emergency power. As an eco-friendly product, Nature Love donates $1 for every sale on Amazon to save bees and biodiversity projects in the USA. With positive reviews praising its performance and durability, this Solar Power Bank is a must-have for camping, hiking, and survival trips.

    Key Features

  • 2 x UV Sterilizer lights
  • Wireless Phone Charger
  • 30hr 18 LED and emergency Flashlights
  • IP66 Water and Dustproof tested
  • Specifications

  • N/A
  • Pros

  • High capacity for multiple charges
  • Supports solar charging
  • Durable and reliable
  • Includes UV sterilizer lights
  • Water and dustproof
  • Cons

  • Inadequate solar charging performance
  • Non-responsive communication from company
  •  

    The Nature Love PowerMax UV1 Solar Power Bank is an excellent choice for outdoor enthusiasts who need a reliable and versatile charging solution. With its high capacity, wireless charging, flashlight, and UV sterilizer features, this power bank has everything you need for camping, hiking, or survival trips. The added bonus of being water and dustproof ensures durability in various conditions. While some users experienced issues with solar charging and non-responsive customer support, the overall positive reviews and satisfaction with its performance make it a recommended choice. With Nature Love’s commitment to environmental causes, purchasing this power bank also contributes to saving bees and biodiversity projects in the USA. Stay powered up and make a difference with the Nature Love PowerMax UV1 Solar Power Bank!

     

    Power Bank 25000mAh Buyer's Guide

    Are you tired of your electronic devices running out of battery while you're on the go? Look no further! A power bank with a capacity of 25000mAh is here to save the day. In this buyer's guide, we will walk you through everything you need to know about power banks with a capacity of 25000mAh, helping you make an informed decision. Let's dive in!

    What is a Power Bank?

    • It is a portable device that stores electrical energy in its built-in batteries and can be used to recharge other devices such as smartphones, tablets, or even laptops.
    • A power bank with a capacity of 25000mAh is capable of holding a larger amount of energy, allowing you to charge your devices multiple times before needing to recharge the power bank itself.

    Factors to Consider:

    1. Capacity: The capacity of a power bank is measured in milliampere-hours (mAh). A 25000mAh power bank offers a higher capacity, which means it can charge your devices more times before requiring a recharge.
    2. Portability: Consider the size and weight of the power bank. If you plan to carry it with you often, opt for a compact and lightweight design.
    3. Number and Type of USB Ports: Check the number of USB ports available and ensure they are compatible with your devices. Some power banks include fast-charging ports or even USB-C ports for faster charging speeds.
    4. Charging Speed and Technology: Look for power banks that support fast-charging technologies like Qualcomm Quick Charge or Power Delivery. These technologies can significantly reduce the charging time for compatible devices.
    5. Safety Features: Ensure that the power bank has built-in safety features like overcharge protection, short-circuit protection, and temperature control to prevent any damage to your devices.
    6. Additional Features: Some power banks come with added features such as LED displays to indicate battery level, built-in flashlights, or wireless charging capabilities. Consider these extras based on your personal preferences and needs.

    Benefits of a 25000mAh Power Bank:

    • Extended Usage: With a 25000mAh power bank, you can charge your devices multiple times while on the go, ensuring you always have power when you need it.
    • Convenience: No more desperately searching for power outlets or carrying multiple chargers. A power bank allows you to charge your devices anytime, anywhere.
    • Travel-friendly: Whether you're on a long flight or exploring the outdoors, a 25000mAh power bank provides peace of mind by keeping your devices powered up on the move.
    • Versatility: Power banks are not limited to smartphones. With a 25000mAh capacity, you can charge a wide range of devices, including tablets, cameras, wireless earbuds, and more.

     

    FAQ

    Q: Can a power bank with 25000mAh capacity charge a laptop?<br>
    A: It depends on the laptop’s specifications. Some power banks come with a high-power output and include USB-C ports, making them compatible with certain laptops. However, not all laptops can be charged using a power bank.

    Q: How many times can a 25000mAh power bank charge a smartphone?<br>
    A: The exact number of charges may vary depending on the smartphone’s battery capacity. On average, a 25000mAh power bank can charge a smartphone with a 3000mAh battery around 8 times.

    Q: Can I charge multiple devices simultaneously with a 25000mAh power bank?<br>
    A: Yes, most 25000mAh power banks come with multiple USB ports, allowing you to charge multiple devices simultaneously. However, charging multiple devices may slow down the charging speed.

    Q: Can I take a power bank with 25000mAh capacity on an airplane?<br>
    A: Yes, you are allowed to bring a power bank with a capacity of 25000mAh on an airplane. However, there are limitations on the capacity of power banks that can be carried in hand luggage, so it’s always best to check with the airline before traveling.

    Q: How long does it take to recharge a 25000mAh power bank?<br>
    A: Charging time varies depending on the power source, charging cable, and the power bank’s technology. On average, it may take around 8-10 hours to fully recharge a 25000mAh power bank using a standard wall charger.

    Q: Can I use a 25000mAh power bank to jump-start a car?<br>
    A: No, a 25000mAh power bank is not designed to jump-start a car. Car jump-starters have a higher power output specifically designed for that purpose. Trying to jump-start a car with a power bank may damage both the power bank and the car.

    Q: Can I leave a 25000mAh power bank charging overnight?<br>
    A: It is generally safe to leave a power bank charging overnight, especially if it has built-in safety features. However, it is always recommended to follow the manufacturer’s instructions and avoid leaving the power bank unattended while charging.

    Q: Can I charge my device while the power bank is being recharged?<br>
    A: It is possible to charge your device while the power bank is being recharged, but it may affect the charging speed of both the power bank and the device. For optimal charging speed, it’s recommended to charge them separately.

    Q: Are power banks with 25000mAh capacity water-resistant?<br>
    A: Not all power banks with a 25000mAh capacity are water-resistant. If water resistance is a priority, look for power banks with an IP rating that indicates their level of water resistance.

    Q: Can I use a 25000mAh power bank to power appliances other than smartphones and tablets?<br>
    A: Power banks with 25000mAh capacity may not be suitable for powering large appliances as they are primarily designed for portable electronic devices. Always check the power requirements of the appliance before attempting to use a power bank.