18650, Li-Ion, Lithium Ion, 2000mah, Laptop Battery, 7.2v, Lithium Battery, Polymer Li-Ion, Battery, Lifepo4, ... month at -20 to +45 degree centigrade Humidity: 65+/- 20% RH 2, Environmental and SafetyThe cell is approved according UL 1642 ... *415*180mm (L*W*H) Gross Weight: 8.6Kg/Carton Laptop Battery 16.8V Cylindrical Battery 2200mAh (JHY18650)