15 Best Ultra Slim Power Bank for 2024

The Nitecore NB10000 Gen II (Gen 2) Ultra-Slim Power Bank is a lightweight and sleek device that offers a convenient way to charge your electronic gadgets on the go. With its 10000mAh capacity, it can fully charge most phones three times with power to spare. The power bank features USB and USB-C dual QC ports, allowing you to fast charge two devices simultaneously. It is compatible with smartphones, pads, flashlights, headlamps, and other electronic gears. The NB10000 Gen II is safe and durable, with an IPX5 rating for water resistance and protection against short-circuit, overcharge, over discharge, or overheat. The package includes the power bank, USB-C charging cable, and a Lumentac USB cable. With its slim design and maximum compatibility, the Nitecore NB10000 Gen II is a reliable power bank for all your charging needs.

The Nitecore NB10000 Gen II (Gen 2) Ultra-Slim Power Bank offers a powerful and convenient charging solution in a compact and lightweight package. Its 10000mAh capacity ensures you can charge your devices multiple times while on the go. The dual QC ports allow for fast charging of two devices simultaneously. It is compatible with a wide range of electronic devices, making it a versatile power bank for various needs. The IPX5 rating ensures durability and protection against common issues. Although the battery life may not be as long as some users expect, the overall performance and portability of this power bank make it a reliable choice for mobile charging. Whether you’re backpacking, traveling, or simply need extra power for your devices, the Nitecore NB10000 Gen II is a great option.

The Portable Charger Small Size Built in Cable 6000mAh Power Bank is a compact and lightweight external battery pack that offers convenience and portability for on-the-go charging. With built-in cables for iPhones and Android phones, you don't need to bring extra cords. It features a real battery capacity of 6000mAh, providing sufficient power supply for daily cell phone use. The ultra-thin credit card-sized design makes it easy to carry in any pocket without adding bulk. The power bank supports fast recharge through micro and Type C input, and it comes with a micro USB charging cable. Overall, this portable charger offers a reliable and lightweight solution for emergency phone battery drain.

The Portable Charger Small Size Built in Cable 6000mAh Power Bank offers a practical and lightweight solution for emergency phone charging. With its built-in cables, compact size, and fast recharge capabilities, it provides convenience and portability for on-the-go use. While it may not be the most powerful option available and the charge may not last long for intensive use, it is reliable for everyday power needs. The included USB charging cable and warranty add value to the product. Overall, this portable charger is a great companion for travel, outdoor activities, and any situation where you need a quick and convenient power boost for your cell phone.

The Smallest Portable Charger with Built-in Cables 6000mAh is a high-speed power bank that allows you to charge your compatible iPhone and Android devices simultaneously. With its ultra-slim and credit card-sized design, it is lightweight and portable, fitting easily in your pocket or handbag. The power bank contains 6000mAh of power, providing a full replacement charge for your iPhone or Samsung Galaxy. It also features fast recharge capabilities and intelligent safety protection. The package includes the power bank and a USB charging cable. Overall, this power bank is a convenient and reliable option for on-the-go charging.

The Smallest Portable Charger with Built-in Cables 6000mAh is an excellent choice for those who want a compact, reliable, and portable power bank. With its high-speed charging capability and built-in cables, you can easily charge your iPhone and Android devices simultaneously. The credit card-sized design makes it convenient to carry anywhere, and the 6000mAh capacity provides ample power for daily use. The fast recharge feature and intelligent safety protection add to its appeal. However, it may not be suitable for those with very small bags or purses, and some customers have reported charging issues over time. Overall, it is a handy power bank for on-the-go charging.

The TNTOR Portable Charger for iPhone is a small and lightweight power bank designed for light travel and daily use. With its ultra-thin design, it easily fits in your pocket or wallet, making it convenient for on-the-go charging. It is specifically designed for iPhone users and is compatible with iPhone series 14/13/12/11 Pro/Max/X/8/7/6/5. The power bank has a battery capacity of 5000mAh, allowing for all-day connectivity. It also features a USB-C port for both input and output, enabling simultaneous charging of the power bank and your device. The package includes the power bank, charging cable, and instructions. Overall, it is a reliable and portable charger that makes a great gift for yourself or your loved ones.

The TNTOR Portable Charger for iPhone is a highly recommended power bank for iPhone users. Its ultra-slim and lightweight design makes it perfect for travel and everyday use. The built-in charging cable adds convenience, eliminating the need for extra wires. With its powerful performance and 5000mAh capacity, it provides all-day connectivity. The exquisite packaging also makes it a great gift choice. However, it is important to note that it is only compatible with iPhone devices and may not charge Android devices. Additionally, some users have mentioned that the charging speed is slow, and the included wall outlet cable is quite short. Overall, if you are looking for a reliable, portable, and stylish charger for your iPhone, the TNTOR Portable Charger is an excellent choice.

The TG90 Portable Charger 6000mah External Battery Packs is a compact and ultra-slim power bank with built-in cables. With a high-speed 5V 2.4A max output and two built-in cables, it allows for simultaneous charging of compatible iPhone and Android devices without the need for extra cables. This pocket-friendly mini portable charger is only 0.5 inches thick, making it easy to carry around for an extra battery backup whenever you need it. The portable cell phone charger is perfect for traveling, camping, or any other outdoor activities. It features intelligent safety protection with a high-quality Li-polymer cell and multi-protect system microchips, ensuring over-charged, over-discharged, over-voltage, over-current, and short circuit protection. The package includes the 6000mAh Portable Charger, USB Charging Cable, a worry-free 12-month warranty, and friendly customer service.

The TG90 Portable Charger 6000mah External Battery Packs is a reliable and convenient power bank for anyone on the go. Its compact and ultra-slim design, along with the built-in cables, make it a hassle-free solution for charging your devices. The intelligent safety protection ensures the safety of your devices while charging. The worry-free 12-month warranty provides peace of mind. Although it may require an additional cable for charging the power bank itself, and may not fit with certain phone cases, overall, it is a highly recommended portable charger for its performance and convenience.

The 6000mah Ultra Slim Built-in Cables Power Bank is a portable charger designed to provide convenient charging for multiple devices. It features a three-in-one design, with built-in type C cable and other cables compatible with mobile phones, eliminating the need for additional charging cables. The power bank is incredibly slim and lightweight, resembling a credit card and weighing just 0.27lb. This compact size allows for easy portability, fitting comfortably in your pocket or handbag. With a capacity of 6000mAh, it can fully charge an iPhone 12 or Samsung Galaxy S10 and can charge up to three smartphones simultaneously. The power bank can be fully charged in just 2.5-3 hours and comes with a micro USB cable and user guide. Overall, it is a reliable and efficient power bank for daily use.

The 6000mah Ultra Slim Built-in Cables Power Bank is a stylish and compact power bank that offers convenience and versatility. Its built-in cables eliminate the hassle of carrying extra charging cords, while its slim design allows for easy portability. With its 6000mAh capacity, it can provide ample power for daily use and can charge multiple devices simultaneously. The power bank’s fast charging capability and handy size make it ideal for travel or emergencies. However, it does have a few limitations, such as the inability to charge certain devices and the potential for the attached plug to stop working after repeated use. Overall, it is a reliable power bank that offers great value for its price.

The LEZCHI Portable Power Bank is a slim and compact charging solution for all kinds of devices. With its 10000mAh capacity, it can easily charge mobile phones, cameras, and tablets while on the go. The built-in AC plug and collapsible cable make it convenient to carry around. This power bank also provides intelligent power management and various safety protections for secure charging. With a rating of 4.5/5, it has received positive reviews for its long-lasting battery and multi-device charging capabilities. The LEZCHI Portable Power Bank is an ideal travel companion for those who need to charge multiple devices without the hassle of carrying extra cables. Get this power bank and never worry about running out of battery again!

The LEZCHI Portable Power Bank is a reliable and versatile charging solution for anyone who needs to keep their devices powered on the go. Its slim and compact design, along with the built-in AC plug, makes it a convenient choice for travel. The ability to charge multiple devices simultaneously is a standout feature, and the long-lasting battery ensures that you won’t run out of power when you need it most. Despite some minor drawbacks, this power bank offers great value for its price and is highly recommended for those who require a reliable and efficient charging solution.

The Auskang 5000mAh Portable Charger is an ultra-slim external battery pack with a built-in lightning cable. This power bank is only 0.24 inches thin and weighs just 4.05 ounces, making it lighter and smaller than other power banks on the market. It comes with professional certification for safety and reliability and includes a 5000mAh battery capacity. The built-in cables eliminate the need for multiple cords, providing convenience and portability. With its sleek design and pocket-sized dimensions, this portable charger is perfect for on-the-go use. Compatible with various iPhone models, it also makes for a great gift. However, some customers have mentioned issues with the attached cable not charging certain devices, and others have found the charging speed to be slower than expected.

The Auskang 5000mAh Portable Charger is a compact and reliable power bank option for iPhone users. With its slim design and built-in lightning cable, it offers convenience and portability. The professional certification ensures safety, and the included Type C cable adds versatility. While there have been some reports of the attached cable not charging certain devices and slower charging speeds, overall, this power bank provides a reliable backup option for charging on the go. With a score of 8 out of 10, the Auskang 5000mAh Portable Charger is recommended for those seeking a lightweight and compact power bank solution for their iPhone.

The FOCHEW Portable Charger is a 2-pack 20000mAh power bank that offers ultra-slim and fast charging capabilities. With dual USB outputs, it allows you to charge up to 4 devices simultaneously. The built-in 20000mAh battery provides enough power to charge an iPhone 12 4.2 times, a Samsung Galaxy S9 3.8 times, a HUAWEI P30 3.1 times, and an iPad Mini 2 times. The charger features a grippy design that is easy to hold and is incredibly portable. Its built-in lithium polymer battery ensures safe charging without overheating or causing damage. Additionally, the charger is airline-approved, making it convenient for travel. The battery level can be easily monitored through the color of the switch, with different colors representing different remaining power. Overall, the FOCHEW Portable Charger is a reliable and efficient power bank for your mobile devices.

The FOCHEW Portable Charger is a reliable and efficient power bank. With its ample power supply, fast USB outputs, and safe charging features, it ensures your devices stay powered on the go. Its compact design and grippy exterior make it easy to carry and use. However, it is important to note that it may not support Samsung fast charging and the recharge time is slower. Overall, if you are in need of a dependable power bank for your mobile devices, the FOCHEW Portable Charger is a great choice.

The Charmast Portable Charger is a versatile power bank that offers convenience and reliability for mobile devices. With its built-in USB C and micro cables, as well as additional USB C and USB A ports, it provides faster charging and recharging speeds. The slim and compact design makes it portable, while the LCD display shows the remaining battery life. It also features pass-through charging technology, allowing you to charge your phone and the power bank simultaneously. The charger comes with a 90-day full refund warranty, a mesh pouch, and a user manual. Overall, it is a reliable and efficient travel accessory for keeping your devices powered on the go.

The Charmast Portable Charger is a reliable and efficient power bank that offers the convenience of built-in cables and a slim design. With its versatile charging capabilities and pass-through charging technology, it is ideal for travel and on-the-go use. The LCD display and included warranty add to its appeal. While there have been a few minor issues reported, such as the on/off button and plug durability, overall feedback from customers is positive. It is a recommended accessory for those looking for a reliable and portable charging solution for their mobile devices.

The TNTOR Portable Charger Ultra Slim Power Bank is a compact and lightweight power bank designed for light travel and daily use. With its ultra-thin profile and built-in cables, it is convenient to carry and eliminates the need for multiple charging cables. It is compatible with various iPhone models and offers a battery capacity of 5000mAh, ensuring reliable power throughout the day. The LED indicator allows users to monitor the power level of the power bank. It comes in an exquisite packaging, making it a great gift choice. Although some users experienced issues with durability and charging capacity, overall the TNTOR Portable Charger Ultra Slim Power Bank offers a practical solution for on-the-go charging.

The TNTOR Portable Charger Ultra Slim Power Bank offers a sleek and lightweight solution for on-the-go charging. Its ultra-thin design and built-in cables make it convenient to carry and use. While some users have experienced issues with durability and charging capacity, its compatibility with various iPhone models and reliable customer service provide added value. With its LED indicator and exquisite packaging, it offers a practical and stylish option for those who need to stay connected throughout the day. Overall, the TNTOR Portable Charger Ultra Slim Power Bank is a reliable choice for light travel and daily charging needs.

The [2 Pack] Portable Charger Power Bank 10000mAh is a compact and ultra-slim external battery pack designed for convenient charging on the go. With its high-quality Li-polymer electric core, it offers a powerful and long-lasting charge for your devices. The power bank features dual USB outputs and a USB-C input, allowing you to fast charge two devices simultaneously. It is compatible with a wide range of devices, including phones, tablets, AirPods, and smartwatches. The four LED indicators show the remaining power, while the built-in smart protection system ensures safety. With a 24-month warranty and reliable customer service, this power bank provides peace of mind for your charging needs.

The [2 Pack] Portable Charger Power Bank 10000mAh is a reliable and convenient solution for charging your devices on the go. Its compact and slim design makes it easy to carry, while the dual USB outputs and USB-C input allow for fast charging of multiple devices. The universal compatibility ensures it can be used with various devices, making it perfect for travel and outdoor activities. The built-in safety features provide peace of mind, and the 24-month warranty is an added bonus. Although it may have some limitations, such as slow charging for certain devices and the lack of included charging cords, overall, this power bank offers great value for its price.

The Portable Charger 2-Pack 10000mAh Power Bank is a reliable and slim external battery pack that provides high-capacity charging for your mobile devices. With dual input and output ports, you can recharge the power bank easily using either the included Type-C cable or Micro USB cable. It also allows you to charge two devices simultaneously. The power bank features built-in safeguards to protect against overcharging, overheating, and excessive current. Its lithium polymer battery is safer and lighter than other chargers, making it perfect for travel. The pack includes two 10000mAh battery packs, USB-A to C Cable, Micro-USB Cable, and a user manual. With a customer rating of 4.5/5, this power bank is a great value for its price.

The Portable Charger 2-Pack 10000mAh Power Bank provides reliable and high-capacity charging for your mobile devices. Its slim and portable design makes it convenient to carry around, while the dual input and output ports allow for simultaneous charging. The built-in safeguards ensure safe and efficient charging, and the lithium polymer battery offers reliability and convenience. With the inclusion of two 10000mAh battery packs, this power bank is a great value for its price. However, some customers experienced durability issues, and the short USB-C cable included may be inconvenient for some users. Overall, if you’re in need of a reliable and portable power bank, this product is worth considering.

The TG90° 4500mah Small Portable Power Bank is a sleek and compact charger that is perfect for on-the-go charging. With a built-in cable compatible with iPhone devices, you can easily plug in your phone without the need for any extra cables. The battery pack has a capacity of 4500mAh, providing enough power for daily use and short travel. Its pocket-friendly design and colorful piano lacquer cover make it both stylish and easy to carry. The charger features three ways to charge your devices, including a USB-C input/output and a USB output, as well as the built-in cord. With a 4.3/5 customer rating, this portable power bank offers convenient and reliable charging for your mobile devices.

The TG90° 4500mah Small Portable Power Bank is a reliable and convenient charging solution for your mobile devices. Its built-in cable and pocket-friendly design make it easy to carry and use on-the-go. With ample battery capacity and versatile charging options, you can rely on this power bank to keep your devices powered throughout the day. While it may have some limitations in terms of charging capacity and recharge time, its overall performance and customer satisfaction rating speak to its effectiveness. If you’re in need of a portable charger that combines style, functionality, and reliability, the TG90° 4500mah Small Portable Power Bank is a great choice.

The Euker Portable Charger is a reliable and convenient power bank that offers fast charging and portability. With its built-in cables, slim design, and 10,000mAh capacity, it provides convenience and ample power for charging your devices on the go. The power bank features four output ports and two input ports, allowing you to charge multiple devices simultaneously. It supports fast PD 22.5W charging for both iPhones and Android phones, making it perfect for business trips, travel, or on-the-go use. The Euker Portable Charger also prioritizes safety with its intelligent control chip, ensuring the protection of your devices. With wide compatibility and an ultra-slim design, this power bank is an excellent option for anyone in need of a compact and powerful charging solution.

The Euker Portable Charger with Built-in Cables is a reliable and convenient power bank that offers fast charging, portability, and safety features. Its 10,000mAh capacity provides ample power for charging your devices multiple times, while the built-in cables eliminate the need for carrying extra charging cables. The slim and lightweight design makes it ideal for travel and everyday use. With fast PD 22.5W charging and wide compatibility with both iPhones and Android phones, this power bank is a versatile charging solution. Although it may be larger and take some time to fully charge, the Euker Portable Charger is a great choice for those in need of a compact and powerful charging companion.