... at 0.5C1A and discharge at 0.5C1A, Remaining Capacity≥70% Nominal Capacity)Working TemperatureCharge : 0°C ~ 40 °CDischarge: -20°C ~ ... °C (0 ~ 30 °C recommended) Humidity 30±20%Weight850±10gRetention Capacity>95%( after 28days’ storage at 25°C)Casing MaterialPlastic aluminumTab ... battery, was founded in 2006. ISO certificated. Our daily output capacity can reach 40,000 pieces of 18650 cells,20 million ...