... 600mAh 14500 LiFePO4 Rechargeable Battery, LiFePO4 Battery for Power Tool, Electric Toy, EV Batteries Cylindrical 14500 LiFePO4 Rechargeable Battery with UL 3. ... , 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. Digital camera, laptop ...