Features:_x005F_x005F_x005F_x000D_ This is a kind of quality lithium polymer cell, the safety is guaranteed._x005F_x005F_x005F_x000D_ 3.7V, 1200mAh large capacity, non-oversized in capacity._x005F_x005F_x005F_x000D_ Multiple intelligent management system, effectively guarantee the safety of recharging process._x005F_x005F_x005F_x000D_ Effectively prevents the short circuit and leakage of battery, make the battery with fine durability._x005F_x005F_x005F_x000D_ There are 4 types for you to choose, you can choose according to your demands._x005F_x005F_x005F_x000D_ Specifications:_x005F_x005F_x005F_x000D_ Name: Rechargeable Battery_x005F_x005F_x005F_x000D_ Material: plastics_x005F_x005F_x005F_x000D_ Type: 4 optional_x005F_x005F_x005F_x000D_ Item size: 71 * 51 * 29mm / 2.80 * 2.01 * 1.14in_x005F_x005F_x005F_x000D_ Item weight: 100g / 3.53ounce_x005F_x005F_x005F_x000D_ Package size: 100 * 100 * 50mm / 3.94 * 3.94 * 1.97in_x005F_x005F_x005F_x000D_ Package weight: 150g / 5.29ounce_x005F_x005F_x005F_x000D_ Packing List:_x005F_x005F_x005F_x000D_ 1 * Rechargeable Battery