Nominal voltage:12.8V Capacity:155AH Size:352*225*172mm Material:LiFepo4 12v li-ion battery pack Lithium-ion Phosphate Battery packManufactured to exacting standards SL series ... ,UL162FCC Class B,CE,UL162BMS design specifications1. Battery system monitoring for status of , temperature ,voltage ,current and state-of -charge2. A single bms ...