6V Golf cart LiFePO4 battery Production:OptimumNano 6.4V LiFePO4 battery pack ,Website:http://www.optimumnanolithiumbattery.com,using in Solar ... 100%DOD under 20 °C~25°CApplication:Auto start battery,e-wheelchair, UPS,Emergency lighting, Portable electric appliance,Medical ... BV(Alibaba) and SGS(Made-in-Chia) approved LiFePO4 battery manufacturer and We has strictly performed ISO9001:2008 quality ...