This is replacement battery bl-4b with 700mAh, it fit for Nokia phone.
Product specification:
1. Battery typle: Li-ion
2. Rating voltage: 3.7V
3. Capacity: 700mAh
4. Size: 46× 33.8×
5. Cycle life: 400times
6. Standard charging: 5h
7. Fast charging: 1h
8. Charging mode: CC /CV
9. Max charging voltage: 4.2± 0.05V
10. Standard charging current: 0.2c/140ma
11. Fast charging current: 1c / 700ma
12. End discharging voltage: 3.0V
13. Over-charging protective voltage: 4.3± 0.05V
14. Over-discharging protective voltage: 2.5± 0.5V
15. Short circuit protective: Yes
16. Charging and discharging temperature: 0 to 45 degree centigrade / 20 degrees below zero centigrade to 55 degree centigrade.
17. Storage temperature: 5 degree below zero centigrade to 35 degree centigrade.
18. Warranty: One year