custom lithium ion battery
JB BATTERY, a OEM rechargeable battery manufacturer in China over 10 years. Specialized in custom nimh battery packs, Lithium polymer battery, LiFePO4 battery and Li-ion Battery pack. Our batteries got UL, IEC62133, CB, CE, ROHS certifications, some models also passed by KC, BIS. https://www.lithiumbatterychina.com custom lithium ion battery pack manufacturers