Product model: KMW-12v power lithium battery Battery capacity: 100ah (optional capacity 40ah/45ah/50ah/80ah) Battery type: Super A 3.7v ternary polymer battery BMS function: overcharge, overdischarge, overcurrent, short circuit, etc. Overcharge cut-off voltage: 12.6V Over-discharge voltage: 8.25V Continuous current: 80A Standard charging current (A): 12.6v10A USB output: 5V/2.1A Output: 2 x USB (5V/2.1A) Shell material: high quality ABS shell Suitable temperature for charging: 0℃~45℃ Suitable discharge temperature: -20℃~60℃ Storage temperature range: -40℃~55℃ Warranty: 3 years Cycle life: >2500 seconds Packing list: 12.6v lithium battery*1, camouflage backpack*1 10A charger*1, manual*1 Product size: 230mm*230mm*80mm/265*240*105mm