Specifications: ① Rated Capacity: 100mAh ② Size: 4mm(H) x 12mm(W) x 25mm(L) ③ Operating Voltage: 3.7V ④ Charging voltage limit: 4.20V ⑤ Discharge voltage: 3.0V ⑥ Charging cut-off current: 0.02C ⑦ Standard Charge: 0.5C(50mA) ⑧ Standard Discharge: 0.5C(50mA) ⑨ Maximum Continuous Charge Current: 1C (100mA) ⑩ Maximum continuous discharge current: 1C (100mA) (It can not be used for any RC toy ,drone and other aircrafts) ⑪ Operating temperature range Charge: 0 ~ 45℃ Discharge: –20 ~ 60℃ Storage temperature range: -20 ~ 60℃ ⑫ Operating and storage humidity range: 65±20% RH ⑬ Weight: 2g Features: ① 100% brand new and high quality ② It can be recharged repeatedly ③ Built-in protection circuit PCM for prevent over charging or over discharging Package: 10x 3.7V 401225 100mAh lipo battery .