3.7V 30mAh Lithium Polymer Battery 301020 With UL Certificate    S/N Details   Parameters   Remarks   1 Rated voltage 3.7V   2 Rated capacity 3000mAh discharge with 0.2C to 2.75V after fully charge within 1h, measuring the discharge time 3 Limited charge voltage 4.2V   4 Internal resistance ≤180mΩ   5 charge mode C.C/C.V.   6 Standard charge current 600mA 0.2C 7 Max Charge Current 3000mA 1C 8 Standard discharge current 600mA 0.2C 9 Max discharge current Continuous：3000mA 1C 10 Working temperature charging 0~45℃   discharging -10~60℃ 11 Storage temperature 1 Month -10~45℃ Charge to 40%~50% of capacity when storage 6 months -10~30℃ 12 Storage humidity 45%~75％ relative humidity 13 Weight Approx 68g   14 Cycle life 300 times capacity≥80%