Lithium-Ion Battery, Custom Battery Pack, 48V Battery manufacturer / supplier in China, offering Custom 9V 6ah LiFePO4 Battery Pack for Sensors, LED Lights, RC Models, Small Medical Backpack Power, Small Appliances with PCB, Custom 9V 3ah LiFePO4 Battery Pack for Radio, Emergency Lighting Systems, Sensors, Portable Electronics with PCB, LithiumWerks Aer32140m2a1 3.2V 15ah Cylindrical LiFePO4 Battery OEM Battery Pack for Light Commercial Vehicles etc and so on.