... Rechargeable LiFePO4 Battery, LiFePO4 Battery Pack for Power Tool, RC Toy, Electric Vehicle 3.2V 18650 Cylindrical LiFePO4 Rechargeable ... . Electric Vehicle such as E-bike, Electric scooter, Electric Car, etc.2. Power tools, UPS and solar energy system. ... 3. Military equipment: IR telescope4. Medical devices5. RC car, boat, aircraft toy6. Solar, wind power energy storage devices 7 ...