... , laptop/notebook batteries, GPS devices, PDA batteries, telecommunication systems, power electric vehicles, e-bike, e-scooter, e-wheelchair, e-car, e ... and sales of lithium ion battery and LiFePO4 battery. Our factory is located in Shenzhen with an area of 3,000 ... future. 12V 2000mah Rechargeable li ion battery pack for mobile tools, electric tools