How to Calculate 12V Battery Amp Hours
To calculate the amp hours (Ah) of a 12V battery, use the formula: Ah=Watt hours Wh / Voltage V. If a battery stores 120 Wh, it is Ah=120 Wh/12 V=10 Ah. Redway OEM/ODM Lithium Battery Pack. L365,3/F, Port Building, Shipping Center, No.59 Linhai Avenue, Nanshan Street, Qianhai Shenzhen-Hong Kong Cooperation Zone, Shenzhen