Model QH-LFP48174128-80AH Casing material for single cell Aluminum shell Nominal Voltage 3.2V Capacity 80AH Internal Resistance 0.8m Cut-off Voltage Charging: 3.65V Discharging: 2.5V Charging Current 16A (Standard Charging) Max Charge Current 80A Const. Discharge Current 80A Max Discharge Current 160A Dimension D48*W174*H128 MM Cell Weight 2.15 KG Working Temperature Charging: 0- 45 Discharging: -20- 60 Storage Temperature 1month: -20 456month: -20 35 During transportation: 20 DOD (Depth Of Discharge) 80% Life Cycle (@0.2C) 5000 times Accessories Copper bars/ M6 Bolts/ insulation sheets Warranty 3 Years