LiFePO4 Battery Pack 36V / 10 Ah E-BIKE Rear Rack Type 36 Volt 10 Amp-Hour LiFePO4 36V 10 Ah Battery Pack, Nominal Voltage: 39.4V, Rated capacity: 10 Ah Includes aluminum rear rack and battery charger, Aluminum alloy casing, Battery locking keys Recharge lifecycle: 2000+ cycles Dimension: 68mm x 148mm x 350mm, Operating temperature: -20 to 60 degree celsius, Charge temperature: 0 to 45 degree celsius, Storage temperature: -20 to 45 degree celsius, Operating humidity: 5% to 90%, Weight: 11 lbs 6 oz., Aluminum rack weight: 2 lbs 2 oz.