... car, truck, motorcycle,boat,RV and tractor. Key Specifications/Special Features:Rated voltage: 3.2VRated capacity: 40AhCharging rate:Maximum ... 52 x 160mmBattery weight (cell): 1,450 ± 30gSmall size and lightweight: compare with our battery, 1/2 size of lead acid batterySafety: ... none explosiveLong lifespan cycle, more than 2,000 cycle in 0.5C to 1C dischargeApplications: solar energy systems, UPS, ...