... use or roadside emergencies;With enough power to jump-start car, truck, motorcycle,boat,RV and tractor. Key Specifications/Special Features: ... (cell): 1,450 ± 30gSmall size and lightweight: compare with our battery, 1/2 size of lead acid batterySafety: currently the safest Li ... battery, none fire, none explosiveLong lifespan cycle, more than 2,000 cycle in 0.5C to 1C dischargeApplications: solar energy ...