Smart BMS 4s Lifepo4 Bluetooth Lipo 4S~24S 80A~250A USB UART Solar System Storage Batteries Balanceador de Bateria BMS 4s

◆For our smart bms,when first use,need to activate first,then B- P- can be conductive,voltage from P- can be same from B-, then BMS can work well

Activation method:
Method ①: Purchase the power board,there is an activation switch on the board and click the button.

Method ②: Press thebuttonon the bluetooth module to activate the bms directly.

Method ③: Charge activation, B-line must be connected to the total negative pole of the battery pack when
charging . 3S~5S, J series (10J, 16J ) BMS only can be activated by this way.