Super Battery Store Warranty and Service: 1.10 Years warranty. More Than 2pcs Give 1% Discount. 2.Final Payment = Total Amount Paid (NO VAT NO TAX ) 12V 300Ah 6000+ Long Life Cycle 3840Wh High Power Safety Home Storage Energy LiFePO4 Battery PackSpecifications: Parallel : Max 6 Parallel Cycle Life : 6000+ Cycles Nominal Voltage :12.8V Rate Capacity : 200Ah Energy Power : 3840Wh Max Charge Voltage : 14.6V Maximum Charging Current : 0.5CMaximum Dicharge Current : 1C Charging Temperature :-5~55°CDischarging Temperature : -20~60°C Dimensions(L*W*H) :355*230*220mm Studs : M8 Terminal Weight :30KG