Description: High power discharge Maximum 40A discharge With equalizing charging function Spot welding can be conducted by sticking nickel sheet Overcharge protection Overdischarge protection Overcurrent protection Output short-circuit protection Product parameters: Model: 3S 12V/40A same port Applicable voltage and power: 12V Applicable battery type: 3.7V ternary battery lithium cobalate manganese acid lithium battery Function description: lithium battery - overcharge protection; Over discharge protection; Over current protection; Output short-circuit protection Maximum working current: 40A MAX Maximum continuous working current: 28A MAX Overdischarge protection voltage: 2.6V Overcharge protection voltage: 4.25V Charging current: 28A MAX Equalizing charging function: 4.2V is opened with this function Application field: electric vehicle; swing car; Electric power aisted vehicle; Scooter; Inverter, etc Aembly instructions: 1. First, pair the battery voltage, the difference is le than 0.1V; 2. The internal resistance of battery is paired, and the difference of internal resistance is