... Battery 4.CE, ROHS, FCC, PSE, MSDS Coolup brand 7,800mAh External Battery Charger for iPhone/iPad/Smartphone : Key Specifications ... :Specifications:Cell: Samsung 18650 Li-polymer batteryDimensions: 82 x 54.7 x 17.8mmWeight: 79.1gColor: black/white/orange/greenCapacities ... leakage, overload, over-charge and over-discharge Coolup brand 7,800mAh External Battery Charger for iPhone/iPad/Smartphone