Description:<br>  It is the best choice for back-up power.<br> It is very suitable for your mobile phone， can solve the problem of mobile phone suddenly without electricity for you.<br>  <br> Type: Li-Ion<br> Output Voltage:3.7V<br> Capacity: 2100mAh 7.7Wh<br> Compatible with: Elephone P6i Smartphone<br>  <br> Package Included:<br>  <br> 1 x 2100mAh Battery for Elephone P6i