rechargeable battery for BL-5CA 3.7V 850mAH real h

Product DescriptionRechargeable battery1. Battery type: 1I-ion 2. Voltage: 3.7V 3. Capacity: 800-1100mah 4. High quality dual IC 5. Long talking time and standby time 6. Long life cycle1, Cell chemistry PCM: Li-ion Battery; 2, Double Protection IC with NTC offer over-discharging, over -current and short circuit protection, more safe-guard for using; 3, Gilded and flexible connector, better conductive properties, not easy to rust; 4, Safe and Stable: Hi-tech lithium bettery undergoes drop test, smash test and puncture test to ensure, no fire and explosion in breaking; 5, Grade A Li-ion Battery cell with high capacity, high energy environmental protection, durable energy conservation, long standby time and long talking time 6, Working temp: -15 to 50. Storage temp: -20 to 35 degree for one year 7, Battery charging time: Approx 4 hours with universal chargers, 2 hours with travel chargers 8, OEM, ODM are welcomeNameConditionParameterUnit1Nominal Capacity/400-1300mAh2Nominal Voltage/3.7V3Standard charging CC/CVconstant currentStandard charging 0.2C140mAfast charging 1C700mAconstant voltage4.2±0.05V4Charging timeStandard charging 0.2About 6hfast charging 1CAbout 2h5Standard discharge current0.2 C5A140mA6Maximum discharge current1.5C5A700mA7Discharge Cut-off Voltage/2.75V8.Testing voltage for overcharging protect/4.22 4.35V9Testing voltage for over discharging protect/2.2 2.6V10Testing current for overcurrent protect/3.5±1.5A11Delay time for over current protect/5 15mS12Delay time for over charging protectVDD=3.6V →4.4V0.175 1.2S13Delay timefor over discharging protectVDD=3.6V →2.2V14 26mS14Delay time for short circuit protect/5 300µS15Operating CurrentVDD=3.9V1 7µA16internal resistanceACIKHZ testing wayRs≤160mΩ