• USB 3.7V SM2 Battery Charger - BlasterMasters
  • USB 3.7V SM2 Battery Charger - BlasterMasters
  • USB 3.7V SM2 Battery Charger - BlasterMasters3.7v charger
  • USB 3.7V SM2 Battery Charger - BlasterMasters3.7v charger
  • USB 3.7V SM2 Battery Charger - BlasterMasters3.7v charger
1 5

USB 3.7V SM2 Battery Charger

USB 3.7V SM2 Battery Charger

Keep your devices powered up with our USB 3.7V SM2 Battery Charger. Designed for convenience and versatility, this charger features a USB input with 5V 0.5-2A input capability, making it compatible with various power sources such as wall adapters, power banks, and laptops. The output provides a stable 3.7V 500mA output, ensuring efficient charging for your SM2 batteries.

Key Features:

  • USB Input: Compatible with a wide range of power sources, including wall adapters, power banks, and laptops.
  • Input Specifications: Accepts 5V input with a range of 0.5 to 2A, providing flexibility for different charging scenarios.
  • Output Specifications: Delivers a stable 3.7V output at 500mA, ensuring efficient charging for SM2 batteries.
  • Compact Design: Portable and lightweight design makes it ideal for travel and on-the-go charging.
  • Easy to Use: Simply plug in your SM2 battery and connect the charger to a USB power source for hassle-free charging.

Never run out of power again with our USB 3.7V SM2 Battery Charger. Whether you're at home, in the office, or on the road, stay powered up and ready to go with this convenient and reliable charger. Order now and keep your devices charged wherever you are!

Tactical Specs:

  • Package Includes
  • Features
  • Dimensions
  • Performance
  • Special Features
  • 1x USB 3.7V SM2 Battery Charger
£4.99
£4.99
Sale Sold out
Tax included. Shipping calculated at checkout.

USB-37V-SM2-CHRG-01

View full details
"Secure the USB 3.7V SM2 Battery Charger. It's vital for maintaining our power supply and readiness. Over."
This is a sticky header

Key Benefits:

Universal Compatibility: Easily compatible with various power sources such as wall adapters, power banks, and laptops.

Flexible Input Range: Accepts a 5V input with a range of 0.5 to 2A, making it versatile for different charging needs.

Stable Output: Provides a consistent 3.7V output at 500mA, ensuring efficient and safe charging for SM2 batteries.

Portable Design: Compact and lightweight, ideal for travel and convenient on-the-go charging.

User-Friendly: Simple plug-and-play operation, making it easy to charge your batteries anywhere.

Battery Voltage Capacity (mAh) Discharge Rate (C) Maximum Current Output (A) Ideal For
7.4V 1000 20C 20A Standard blasters, entry-level
7.4V 1500 25C 37.5A Intermediate blasters, moderate upgrades
7.4V 2000 30C 60A Advanced blasters, heavy upgrades
11.1V 1000 20C 20A Enhanced speed and response, entry-level
11.1V 1500 25C 37.5A High speed, moderate upgrades
11.1V 2000 30C 60A Peak performance, competitive use

Product Warranty

  • 30-Day Coverage: Enjoy a comprehensive 30-day warranty on all GelBlasters
  • Exclusions Apply: Our warranty does not cover damage resulting from misuse, accidents, or unauthorized modifications
  • Easy Claim Process: Should you encounter any issues, our hassle-free claim process is designed for quick resolutions

"Keep Blasting, Longer!"

Battery Care

Battery health is crucial for the longevity and reliability of your electronic devices. Properly testing your batteries can prevent potential failures, ensuring that your devices run smoothly and safely. Whether you're using 3.7V, 7.4V, or 11.1V batteries, understanding their voltage levels can help you determine their charge status and overall health.

Safety Precautions in Battery Testing

Before diving into the testing process, it's important to prioritize safety:

  • Always wear safety goggles and gloves to protect yourself.
  • Conduct tests in a well-ventilated area to avoid any risks associated with battery fumes.
  • Never attempt to test a damaged or leaking battery; this can pose serious hazards.

Tools Required for Battery Testing

To get started, you'll need a few basic tools:

  • A reliable digital multimeter set to the DC Voltage (V) mode.
  • A clean and stable work surface to ensure accurate readings.

Step-by-Step Guide to Testing Your Batteries

  1. Setting Up Your Multimeter: Ensure your multimeter is correctly set to measure DC Voltage.
  2. Testing the Battery: Connect the multimeter probes to the battery terminals—red to positive and black to negative—and read the voltage.

Deciphering Battery Voltage Readings

Understanding the voltage readings is key to assessing your battery's health:

  • 3.7V Batteries:

    • Full Charge: 4.2V
    • Nominal: 3.7V
    • Discharged: Below 3.0V

  • 7.4V Batteries:

    • Full Charge: 8.4V
    • Nominal: 7.4V
    • Discharged: Below 6.0V

  • 11.1V Batteries:

    • Full Charge: 12.6V
    • Nominal: 11.1V
    • Discharged: Below 9.0V

Troubleshooting: What to Do If a Cell Is Down or Voltage Is Low

If you notice a cell in your battery pack showing significantly lower voltage or if the overall voltage is persistently low, it's an indication that the battery may be failing or is already damaged. In such cases, professional assessment or replacement is recommended.

Enhancing Your Battery Testing Knowledge

By following this guide, you'll be well-equipped to test and understand the health of your 3.7V, 7.4V, and 11.1V batteries. Regular testing and maintenance can significantly extend the life and performance of your batteries, ensuring your devices run efficiently.

Stay tuned for more insights and tips from Blaster Masters on maintaining optimal battery health for all your electronic devices!

Stock up on batteries:

View all