Features Charge voltage 14 6VCharge current 50 150ASingle cell balance current 0 07ASingle battery consumption 25uASingle cell balance voltage 3 6VOvercharge protection over discharge protection over current protection short circuit prtectionContinuous current 100 300A Optional 1 floor is 100A 2 floor is 200A 3 floor is 300A it has nothing to do with the number printed on the PCB Instantaneous current 300 900ARestore Voltage single cell 3 0V with auto Overcharge protection single 3 65VProtection delay 2 secondsBalance voltage 3 5V single cellSwitch control switch off and power off Switch on and restore powerOver discharge protection 2 5VOver temperature protection 75°CShort circuit protection 100 protection is not guaranteedSize 100A 140 80 10MM 200A 140 80 20MM 300A 140 80 30MM Package includes 1 x Battery pretection board