12 Incredible 3.7V Battery Charger For 2024

Mobile Accessories

Are you on the lookout for an exceptional 3.7V battery charger? Look no further! In this article, we will explore the top 12 incredible 3.7V battery chargers that are set to revolutionize the charging industry in the year 2023. These chargers offer advanced features and cutting-edge technology to ensure efficient and safe charging for your batteries. Whether you are a professional photographer, a technology enthusiast, or simply someone who relies on batteries for their everyday devices, these chargers are a must-have. Stay tuned as we delve into the specifications and benefits of each charger, helping you make an informed decision when it comes to choosing the perfect battery charger for your needs.

 

The Blomiky 2 Pack 3.7V USB Charger Cable with SM-2P Plug Connector is a must-have accessory for enthusiasts of small size RC cars, boats, and trucks. With its SM-2P black 2 pin charge connector plug, it is compatible with 3.7V 400mAh, 500mAh, and 800mAh Li-ion or LiPo rechargeable batteries. The cable is suitable for various RC vehicles such as AUSUT EACHINE EC21, NQD SPESXFUN, Sharkool Stunt RC Car, and many more. Its compact design and USB compatibility make it easy to use and charge your batteries efficiently. However, it may take considerable time to charge larger capacity batteries. Overall, the Blomiky 2 Pack 3.7V USB Charger Cable offers convenience and reliability for all your RC battery charging needs.

Key Features

  • SM-2P black 2 pin charge connector plug
  • Suitable for 3.7V 400m Ah, 500m Ah, and 800m Ah Li-ion or Li Po batteries
  • Compatible with various RC vehicles
  • Compact design
  • USB compatibility
  • Specifications

  • Dimension: 24.80Lx0.59Wx0.28H
  • Pros

  • Affordable price
  • Perfect replacement for lost or damaged cables
  • Convenient for charging RC batteries
  • Compatible with a wide range of RC vehicles
  • Cons

  • Not suitable for larger capacity batteries
  • May take longer to charge certain batteries
  •  

    The Blomiky 2 Pack 3.7V USB Charger Cable is a reliable and affordable solution for charging your small-sized RC vehicles. It offers compatibility with a variety of RC cars, boats, and trucks, making it a versatile option for enthusiasts. While it may not be suitable for larger capacity batteries, it fulfills its purpose effectively for the recommended battery sizes. The USB compatibility and compact design make it convenient for charging on the go. Overall, if you’re in need of a replacement charger cable or looking to expand your charging options, the Blomiky 2 Pack 3.7V USB Charger Cable is worth considering.

     

    The EBL Universal 18650 Battery Charger is a versatile and efficient charger that can handle various types of batteries. It is compatible with 26650, 22650, 18650, 18490, 18350, 17670, 17500, 16340 (RCR123), 14500 lithium-ion batteries, as well as Ni-MH/Ni-CD rechargeable C, AA, and AAA batteries. This charger features a high-speed charging capability with up to 1000mA for lithium-ion batteries and 400mA for Ni-MH/Ni-CD batteries. The large LCD display provides real-time battery charge status information. It also offers multiple protections for safety, such as over-heat, over-current, over-voltage, short-circuit, over-charge protection, and more. With its micro USB input port, you can conveniently charge it anywhere and anytime using a PC, adapter, power bank, or car charger. Overall, the EBL Universal 18650 Battery Charger is a reliable and user-friendly charger for all your battery charging needs.

    Key Features

  • Wide compatibility with various battery types
  • High-speed charging for lithium-ion and Ni-MH/Ni-CD batteries
  • Large LCD display for real-time battery charge status
  • Convenient charging anywhere with micro USB input
  • Multiple protection features for safety
  • Specifications

  • Color: Black
  • Pros

  • Wide compatibility with different battery types
  • High-speed charging for quick battery replenishment
  • Clear and comprehensive LCD display
  • Portable and versatile charging options
  • Cons

  • Limited to charging 2 batteries at a time
  • Bulky size and not ideal for travel
  • No clear indicator for charging completion
  •  

    The EBL Universal 18650 Battery Charger is an excellent choice for anyone looking for a reliable and efficient charger for their rechargeable batteries. It offers wide compatibility, high-speed charging, and a large LCD display for easy monitoring. The ability to charge anywhere using a micro USB input port adds to its convenience. The charger also provides multiple protections for safety, ensuring worry-free usage. Although it can only charge two batteries at a time and has a bulky size, these minor drawbacks are outweighed by its overall performance. Whether you need to charge lithium-ion or Ni-MH/Ni-CD batteries, this battery charger has got you covered.

     

    The 18650 Battery Charger is a smart universal charger for rechargeable lithium-ion batteries. It has four independent charging channels and operates at 5V through a USB interface, providing convenience and eliminating the need to worry about high voltage damage. The charger features safety measures such as charge and discharge management circuits, preventing damage to the batteries. It comes with a 100% satisfaction guarantee and excellent customer support. The charger is compatible with various battery types, including 18650, 26650, and 21700. It is compact in size and can be easily carried anywhere. With its red and green charging indicators, you can always know the battery's status. Say goodbye to battery worries with this reliable and efficient 18650 Battery Charger.

    Key Features

  • 18650 Battery Charger
  • USB Charger
  • USB Battery Charger
  • Safety features
  • Includes satisfaction guarantee
  • Specifications

  • Color: Red
  • Dimension: 3.54Lx4.72Wx1.18H
  • Pros

  • Universal USB interface
  • Simultaneous charging of four batteries
  • Clear charging indicators
  • Safety measures to prevent damage
  • Satisfaction guarantee
  • Cons

  • Limited number of charging slots
  • No included USB cord
  • Potential durability issues
  •  

    The 18650 Battery Charger is a reliable and efficient device for charging rechargeable lithium-ion batteries. Its safety measures and charging management circuits ensure worry-free use. The compatibility with various battery sizes and the universal USB interface make it convenient for users. The clear charging indicators and compact size add to its usability. However, the limited number of charging slots and the lack of an included USB cord may be minor inconveniences. Additionally, some users have reported durability issues. Despite these drawbacks, the charger offers excellent value for its price and comes with a satisfaction guarantee. Say goodbye to battery anxiety and enjoy hassle-free charging with the 18650 Battery Charger.

     

    The E-outstanding Data Cable 3.7V USB Lithium Battery Charging Charger Cable XH2.54 Plug is a convenient and reliable charging cable for RC quadcopter parts. With its intelligent charging management IC, it can accurately charge the 3.7V lithium battery and automatically stop charging when fully charged to prevent overcharging. This lightweight and portable USB charger is designed for X5C X5SC RC quadcopters and other similar devices. Simply plug and play, allowing you to continue with other tasks while your device charges. With positive reviews from customers, this product is a handy accessory for anyone in need of a quality charging cable.

    Key Features

  • Product name: 3.7V USB battery charger charging cable with XH2.54 plug
  • Packing quantity: 1PCS USB charging cable
  • Material: plastic, metal
  • Color: Black
  • Intelligent charging management IC to prevent overcharging
  • Plug and play for convenience
  • Lightweight, portable, and reliable
  • Suitable for X5C X5SC RC quadcopters
  • Specifications

  • Color: Black
  • Pros

  • Accurate and safe charging
  • Convenient plug and play
  • Lightweight and portable design
  • Cons

     

    The E-outstanding USB Lithium Battery Charging Cable is a must-have accessory for RC quadcopter enthusiasts. Its intelligent charging management ensures safe and efficient charging, while its plug and play functionality allows users to multitask during the charging process. The cable’s lightweight and portable design make it a convenient choice for on-the-go charging. With positive customer reviews, this cable is a reliable and affordable option for anyone in need of a quality charging solution. Whether you’re a hobbyist or a professional, the E-outstanding USB Lithium Battery Charging Cable is a valuable addition to your RC quadcopter parts collection.

     

    The E-outstanding Wall Charger Black is a reliable and versatile single slot rechargeable battery charger designed for various Li-ion batteries such as 18650, 18350, 16340, 14500, and 14000. Made with high-quality materials, this charger is durable and ensures a long service life. It features automatic constant current control to prevent battery overcharge, short circuits, and electric shock. The LED indicator displays red light during charging and green light when the battery is fully charged. With its universal AC wall-mounted design, it is perfect for both home and travel use. The charger has an input voltage of 100-240V AC and an output voltage of 3.7V DC. It is compact in size, measuring 100x30x40mm. Overall, the E-outstanding Wall Charger offers convenience, safety, and fast charging for your Li-ion batteries.

    Key Features

  • Made of high-quality materials, strong and durable
  • Automatic constant current control for preventing overcharge
  • LED indicator shows charging and full charge status
  • Universal AC wall-mounted design for home and travel
  • Input voltage: 100-240V AC, output voltage: 3.7V DC
  • Compact size: 100x30x40mm
  • Specifications

  • Color: Orange,Green
  • Dimension: 1.57Lx1.18Wx3.94H
  • Pros

  • Made with durable materials for a long service life
  • Provides fast charging and prevents overcharging
  • Compact design ideal for travel
  • LED indicator ensures easy monitoring of charging status
  • Cons

  • No instructions included
  • Tight fit for larger 18650 battery
  • Flimsy construction
  • Difficult to insert battery into the charger
  •  

    The E-outstanding Wall Charger Black is a reliable and convenient solution for charging various Li-ion batteries. With its durable construction, fast charging capabilities, and compact design, it is suitable for both home and travel use. The LED indicator allows for easy monitoring of the charging status, ensuring the safety of your batteries. While it may lack detailed instructions and have a tight fit for larger batteries, it still delivers on its primary function. Overall, if you’re looking for a budget-friendly and efficient charger for your Li-ion batteries, the E-outstanding Wall Charger is worth considering.

     

    The POWXS LCD Universal Battery Charger is a versatile and efficient charger that supports various types of 3.7V Li-ion rechargeable batteries, as well as Ni-MH and Ni-CD rechargeable AA and AAA batteries. With fast charging capabilities and a smart LCD display, this charger offers convenience and safety features to ensure optimal performance. The charger is compatible with power banks, computers, car chargers, USB wall chargers, and more, making it suitable for both home and travel use. With its compact size and sleek black design, the POWXS charger is a reliable option for all your battery charging needs.

    Key Features

  • Wide compatibility with various battery types
  • Faster charging with a charging current of up to 1000m A
  • Smart LCD display for real-time charging status
  • Convenient USB input for universal usage
  • Multiple protection features for safer charging
  • Specifications

  • Color: Black
  • Dimensions: 5.63Lx3.31Wx1.38H
  • Size: 2 Slots
  • Pros

  • Independent slot charger with individual charging monitoring
  • Quick and efficient charging
  • Versatile charging options for different battery types
  • Compact and portable design
  • Advanced protection features for safety
  • Cons

  • Some batteries may not fit properly
  • Difficult to insert and remove batteries for charging
  •  

    The POWXS LCD Universal Battery Charger offers a convenient and efficient solution for charging various types of batteries. With its fast charging capabilities and smart LCD display, you can easily monitor the charging status. The charger’s compatibility with different power sources and its compact design make it suitable for both home and travel use. While there may be some limitations with certain battery sizes, the overall performance and safety features make this charger a reliable choice. Whether you need to charge Li-ion or Ni-MH/Ni-CD batteries, the POWXS charger delivers impressive results that will simplify your battery charging needs.

     

    The URGENEX SM2P 3.7V Charger Cable is a high-efficiency charging cable designed for 1S 3.7V Lithium polymer Battery or Li-ion Battery. With a USB to SM-2P plug connector, it is compatible with a wide range of 3.7V RC cars, trucks, FPV Drone Quadcopters, and boats Li-Po/Li-ion batteries. The charger cable features intelligent IC protection with built-in overload, over-voltage, and overcharge circuitry for ultra-safe charging. It has a simple LED indicator for charging status and comes with a 2ft/60cm length. The URGENEX SM2P Charger Cable includes 2 cables and comes with a one-year warranty. It is a reliable and convenient solution for charging your RC batteries.

    Key Features

  • High Efficiency Charging for 3.7V Li-Po and Li-ion Batteries
  • Wide Compatibility with RC vehicles and boats
  • Ultra Safe with Intelligent IC Protection
  • Simple and Convenient Charging Process
  • 2PCS 3.7V USB Battery Charger Cables with one-year warranty
  • Specifications

  • Color: Black
  • Pros

  • High efficiency charging
  • Wide compatibility
  • Ultra safe with IC protection
  • Simple and convenient charging process
  • Comes with a one-year warranty
  • Cons

  • Connector may not be suitable for all RC vehicle models
  •  

    The URGENEX SM2P 3.7V Charger Cable is a reliable and efficient solution for charging 3.7V Li-Po and Li-ion batteries used in RC vehicles and boats. It offers wide compatibility, intelligent IC protection for safe charging, and a simple LED indicator for monitoring the charging process. The 2-pack cables ensure you have a spare for convenience. However, it’s essential to check the compatibility of the SM-2P connector with your specific RC model. Overall, this charger cable provides a convenient and reliable charging solution for RC enthusiasts.

     

    The Blomiky 3.7V 800mA Fast USB Charger Cable is a must-have for anyone with devices powered by a 3.7V Lithium Lipo Battery. With its SM-2P Connector Plug, this charger cable is compatible with various remote control cars and vehicles, making it versatile and convenient. It has an input of 5V 2A and an output of 3.7V 800mA, ensuring fast and efficient charging. This charger cable is suitable for a wide range of battery capacities, from 500mAh to 2000mAh, and is designed to provide reliable and safe charging. With its compact dimensions of 19.69Lx0.87Wx0.35H, it is portable and easy to use. Overall, the Blomiky 3.7V 800mA Fast USB Charger Cable is a reliable and efficient charging solution for your 3.7V Lithium Lipo Battery-powered devices.

    Key Features

  • 3.7V 800m A fast USB charger cable with SM-2P black 2 pin connector plug
  • Suitable for various remote control cars and vehicles
  • Compatible with 3.7V 500m Ah to 2000m Ah Li-polymer or Li-ion Rechargeable Battery
  • Compact dimensions of 19.69Lx0.87Wx0.35H
  • Specifications

  • Dimension: 19.69Lx0.87Wx0.35H
  • Pros

  • Fast charging
  • Versatile compatibility
  • Compact and portable design
  • Cons

  • Limited customer reviews
  •  

    The Blomiky 3.7V 800mA Fast USB Charger Cable is a reliable and efficient solution for charging 3.7V Lithium Lipo Battery-powered devices. Its versatile compatibility with various remote control cars and vehicles makes it a convenient choice. The fast charging capability and compact design further add to its appeal. However, due to limited customer reviews, it is always advisable to double-check compatibility before purchasing. Overall, this charger cable provides reliable and efficient charging for your 3.7V battery needs.

     

    The (5 Pack) JacobsParts Micro-USB TP4056 3.7V Battery Charger Module 7W DC UPS with Adjustable Step-up Boost Output 5V 9V 12V 27V is a versatile module that combines a TP4056 battery charger with a MT3608 boost circuit. By adding a battery, you can turn low-powered DC devices into USB rechargeable devices. It has an input voltage range of 4.5-8V DC and an adjustable output voltage of 4.3-27V DC. The battery charge termination voltage is 4.2V, and the battery charge current is 1A Max. With a maximum DC output of ~7W, this module offers different voltage options such as 5V, 9V, 12V, and 27V. The compact size of 3.3×2.3cm makes it portable and suitable for various applications. Despite its potential, the product has received mixed reviews, with some customers reporting faulty boards and design flaws.

    Key Features

  • Module combines a TP4056 battery charger with a MT3608 boost circuit. Add a battery and turn low powered DC devices into USB rechargeable devices.
  • Make a rechargeable multimeter • Add battery backup to an Ethernet switch
  • Input: 4.5-8V DC • Output: 4.3-27V DC (Adjustable) • Battery charge termination voltage: 4.2V • Battery charge current: 1A Max
  • Battery Discharge current: 2A Max • Maximum DC Output: ~7W ( 5V 1.4A / 9V 0.8A / 12V 0.6A )
  • Size: 3.3×2.3cm
  • Specifications

  • Color: Green black
  • Pros

  • Versatile module for turning low-power devices into USB rechargeable
  • Compact size makes it portable and suitable for various applications
  • Adjustable output voltage for flexibility
  • Provides micro-USB charging with indicator LED
  • Cons

  • Some boards reported as faulty or with shorted charging circuits
  • Design flaw leading to the need for extra work on arrival
  • Mixed overall customer reviews
  •  

    The (5 Pack) JacobsParts Micro-USB TP4056 3.7V Battery Charger Module 7W DC UPS offers a convenient solution for turning low-powered devices into USB rechargeable devices. With its adjustable output voltage and compact size, it has the potential to be a versatile tool for various applications. However, the mixed reviews and reports of faulty boards and design flaws raise concerns about its reliability. Customers should be prepared to test the boards upon arrival and potentially make modifications. Overall, while this module shows promise, it may require extra work and caution before achieving satisfactory results.

     

    The ABLEGRID Universal 3.7v Battery Charger is a modern and stylish replacement charger for the Nintendo DS XL 3DS SPR 003 SPR-003 Official. This charger is not genuine, but it has been tested and proven to be in great working condition. It comes with quality assurance, as it is certificated with CE and ROHS standards. The charger also offers highly protection features such as overcharge protection, overcurrent protection, overvoltage protection, and short circuit protection. With its universal compatibility, it is a convenient charger for Nintendo gamers. Unfortunately, there are no specifications provided for this product. Overall, the ABLEGRID Universal 3.7v Battery Charger is a reliable choice for Nintendo DS XL and 3DS owners, with its modern design and high-quality assurance.

    Key Features

  • Modern Design: Ablegrid Brand Replacement Product (NOT Genuine)
  • Quality Assurance: Certificated with CE, ROHS standard
  • Highly Protection: Overcharge, overcurrent, overvoltage, and short circuit protection
  • Universal 3.7v Battery Charger for Nintendo DS XL 3DS SPR 003 SPR-003 Official
  • Specifications

  • N/A
  • Pros

  • Modern and stylish design
  • Certified with CE and ROHS standards
  • Offers multiple protection features
  • Compatible with Nintendo DS XL and 3DS
  • Cons

     

    The ABLEGRID Universal 3.7v Battery Charger is a reliable option for Nintendo DS XL and 3DS owners. It features a modern design and is certified with CE and ROHS standards, ensuring quality and safety. The charger also provides advanced protection against overcharge, overcurrent, overvoltage, and short circuits. With its universal compatibility, it is compatible with both the Nintendo DS XL and 3DS models. While the product lacks detailed specifications, it still offers great functionality and convenience for Nintendo gamers. Overall, the ABLEGRID Universal 3.7v Battery Charger offers a reliable and stylish charging solution for Nintendo handheld consoles.

     

    The Swanlake 18650 Battery Charger is a fast and efficient charger for various types of batteries. It has universal compatibility and can charge both Li-ion and Ni-MH/Ni-Cd batteries. The charger features a smart design with different current modes and an LCD indicator to display the battery capacity. It is made of fire prevention materials and has built-in circuit protection for safety. The USB charging capability allows users to conveniently recharge their batteries anywhere with a USB output. With its compact size, this charger is a practical and reliable option for charging batteries on the go.

    Key Features

  • Universal compatibility for different battery types
  • Smart charger with multiple current modes
  • LCD indicator for battery capacity
  • Built-in circuit protection for safety
  • USB charging for convenient recharging
  • Specifications

  • Dimension: 1.25Lx2.00Wx4.84H
  • Pros

  • Compatible with various battery types
  • Multiple current modes for flexible charging
  • Compact and portable design
  • USB charging capability
  • Cons

  • Batteries not included
  • Limited charging capacity (one battery at a time)
  •  

    The Swanlake 18650 Battery Charger is a reliable and efficient charging solution for a wide range of battery types. Its universal compatibility and smart features make it a versatile choice for both Li-ion and Ni-MH/Ni-Cd batteries. With its compact size and USB charging capability, it offers convenience for recharging batteries on the go. While it may have limitations such as charging one battery at a time and the need for separate batteries, its overall performance and safety features make it a worthy investment for those who rely on portable devices and rechargeable batteries.

     

    The IMREN 18650 Battery Charger is a compact and portable charger designed for 3.7V Li-ion rechargeable batteries. It is compatible with various battery types, including 18650, 18490, 18350, 17670, 17500, 16340, 14500, and 21700 lithium batteries. The charger features a USB-C port, allowing for convenient charging from power banks, computers, car chargers, and USB wall chargers. With its smart charging capabilities, the charger provides a fast and intelligent charging experience, stopping automatically when the charging process is complete. The IMREN 18650 Battery Charger comes in black color and offers worldwide usage with its USB input. It is a reliable and affordable solution for charging your batteries, whether at home or while traveling.

    Key Features

  • Compatible with various Li-ion rechargeable batteries
  • Compact and portable design
  • USB-C port for convenient charging
  • Smart charging with automatic stop
  • Worldwide usage with USB input
  • Specifications

  • Color: Black
  • Pros

  • Compact and portable
  • Convenient USB-C charging
  • Fast and intelligent charging
  • 24-hour after-sales service
  • Cons

  • Battery holder contacts may not work well
  • Takes a while to charge
  • No positive lock for battery positioning
  •  

    The IMREN 18650 Battery Charger is a reliable and affordable solution for charging Li-ion rechargeable batteries. Its compact and portable design makes it perfect for travel, and the USB-C port allows for convenience and versatility in charging. The charger’s smart charging features ensure a fast and efficient charging experience, while the 24-hour after-sales service provided by IMREN adds an extra level of customer support. However, some users have reported issues with the battery holder contacts and the time it takes to charge. Overall, if you’re in need of a dependable charger for your Li-ion batteries, the IMREN 18650 Battery Charger is worth considering.

     

    3.7v Battery Charger Buyer's Guide

    Welcome! In this buyer's guide, we'll take a dive into the wonderful world of 3.7v battery chargers. Whether you're a tech enthusiast, a hobbyist, or simply need to power your favorite gadgets, we've got you covered. Get ready to embark on a journey through the power-packed world of chargers!

    Why Do You Need a 3.7v Battery Charger?

    • Efficiently charge your 3.7v batteries to ensure your devices are always powered up.
    • Extend the lifespan of your batteries by using a charger specifically designed for 3.7v batteries.
    • Enjoy the convenience of having multiple batteries charged and ready to use whenever needed.

    What to Consider When Buying a 3.7v Battery Charger

    1. Compatibility: Ensure the charger is compatible with the specific battery type you'll be using.
    2. Charging Speed: Look for a charger that offers fast and efficient charging to reduce downtime.
    3. Safety Features: Find a charger with built-in protection mechanisms like overcharge, short-circuit, and reverse polarity protection.
    4. User-Friendly Interface: Opt for a charger with an easy-to-read display and intuitive controls for a stress-free charging experience.
    5. Portability: If you plan to carry your charger with you, consider its size, weight, and whether it operates on both AC and DC power sources.
    6. Additional Features: Some chargers come with extra functionalities like USB ports for device charging or the ability to charge multiple battery types simultaneously.

    Types of 3.7v Battery Chargers

    1. Single-Slot Chargers: These chargers can charge one battery at a time, and they are generally compact and portable.
    2. Multiple-Slot Chargers: Offering the convenience of charging several batteries simultaneously, these chargers often come with varying slot configurations.
    3. Universal Chargers: These versatile chargers are capable of charging different battery types, making them suitable if you have multiple devices with different battery specifications.

    Tips for Using a 3.7v Battery Charger

    • Always read the user manual and follow the manufacturer's instructions for safe and optimal use.
    • Inspect your batteries for any signs of damage or leakage before placing them in the charger.
    • Avoid charging batteries unattended or overnight to prevent any potential risks.

     

    FAQs

    Q: Can I charge different battery capacities in a 3.7v battery charger?
    A: No, it is not recommended to charge batteries with different capacities in the same charger as it may lead to inaccurate charging levels or damage to the batteries.

    Q: How long does it take to fully charge a 3.7v battery?
    A: The charging time depends on the battery capacity, the charger’s charging speed, and the charging method used (e.g., slow or fast charging). It is best to consult the battery manufacturer’s recommended charging time.

    Q: Can I use a 3.7v battery charger for other battery types?
    A: It is essential to use a charger specifically designed for the battery type you have. While some chargers may be compatible with multiple battery types, it is important to check the charger’s specifications and compatibility before use.

    Q: Can I charge multiple battery types simultaneously in a universal charger?
    A: Yes, a universal charger typically allows you to charge multiple battery types simultaneously. However, it is important to ensure that the batteries are compatible and that the charger supports the specific battery types you want to charge together.

    Q: Can I use a 3.7v battery charger in my car?
    A: Some 3.7v battery chargers come with a car adapter or are designed to work with DC power sources, making them suitable for use in cars. However, always check the charger’s specifications to ensure compatibility with your power source.