Specifications: ① Rated Capacity: 180mAh ② Size: 6mm(H) x 20mm(W) x 20mm(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(90mA) ⑧ Standard Discharge: 0.5C(90mA) ⑨ Maximum Continuous Charge Current: 1C (180mA) ⑩ Maximum continuous discharge current: 1C (180mA) It can not use for any 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: 5g 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: 6x 3.7V 602020 180mAh lipo battery .