Features:

1. Provides excellent continuous power sources for your devices 

2. High energy density, long life battery in low discharge

3. This battery has an extra long life for all your battery powered devices 

4. Made of high quality material, it can prevent electrolyte leaking, break and scratch.

5. High-Capacity to ensure battery's working cruising power, guarantee the normal use in general condition.

Specification:
Capacity: 2500mAh 3500mAh
Voltage：3.7V
Chemistry: Li-ion 
Rechargeable Times: More to 1200 times 
Color: Blue