902025/400mah Basic Information | Dimension( thickness*width*length) | 9*20*25mm |
Charge Voltage | 4.2V | |
Nominal voltage | 3.7V | |
Nominal capacity | 400mah | |
Fully charge voltage | 4.2v | |
Ship out volatge | 3.7-4.1v |
Battery specification | Charge current | Standard Charging:0.5C/200mA |
Max charge:1.0C/400mA | ||
Charging method | Charge with constant current 0.5c to 4.2V. then chagre with constant voltage 4.2v till. until charge current is less than 0.01C | |
Standard discharge current | 0.5C/200mA | |
Max.discharge current | 1.0C/400mA | |
Discharge cut-off voltage | 2.75V or 3.0V | |
Operating enviroment | Charging:0℃~45℃ | |
Discharging:-10℃~60℃ | ||
Storage temperature | -10℃~45℃ | |
Battery recyle time | 500 times | |
Warranty | 12 months |
Certifications | IEC62133, UN38.3, MSDS, BIS,UI1642 |