... Thermo-stability emergency power supply LFP-26650 12V power supply ---DLG li-ion battery Cell Material:LiFePO4Voltage:12.8VCapacity:27AhDischarge Current:25A ... (Max)Charge Current:25A(Max)Impedance<60mΩCycle life:1000cycle, capacity >60% ... phosphate battery:lithium iron phosphate battery types for power tool,E-bike,EV,UPS,E-wheelchair, Golf ...