Product dimensions: 230*161*25.5mm Product weight (net): 1700g Cell typ: ICR18650 lithium battery Standard charge current: 2000mA Maximum charging current: 2500mA Minimum charging voltage: 14V Maximum charging voltage: 19V Charge mode: CC——CV (constant current/voltage charge) Allowable maximum continuous discharge current 15A Charging temperature range: 0°C to +45°C Discharge temperature range: -10°C to +60°C Storage temperature range: 0°C to 45°C, within 30 days Long-term storage temperature range: 0°C to 40°C, 180 days Storage humidity range: 45% - 85%RH