Lifepo4 4S 12V 5A/8A BMS  Applicable 3.2V lifepo4 battery(Lithium Iron Phosphate) Connection method:Common Port Over-discharge protection voltage :2.0V±0.1V Continuous working current :5A/8A Instantaneous protection current:10A/20A Overcurrent recovery conditions :charge recovery or disconnect load                           Short-circuit recovery conditions :charge recovery or disconnect load  Overcharge protection voltage :3.7V±0.1V Continuous charging current :3A/6A Charger voltage :14.8V (recommended) Activation method :(1) B- and P- wires can be short-circuited once                                   (2)Rechargeand activate Work power consumption: ≤20uA Main circuit conduction internal resistance:≤15mΩ Temperature range :-40℃ ~ 80℃ Appearance size:34*34*3.2MM other instructions:5A BMS=2MOS  8A BMS=4MOS Due to different production batches, we will randomly send blue or green or red circuit boards.