Description:  <br> Compatible with: HTC One M8<br> Color: Black<br> Lithium polymer capacity: 3800mAh  <br> Input: 5V  500 mA\/h   <br> Output: 5V  800 mA\/h  Features:  <br>   This case supports a powerful 3，800mAh Capacity Smart Polymer-Lithium battery.   Works as a protective case to safeguard your phone from scratches， fingerprints， dusts and bumps.   With a full body protection design， battery case is very easy to install and use.    The case provides optimal protection for your phone while maintaining a very slim profile and light weight.    Built-in stand can prop up your phone in horizontal position for watching video or movie.   LED power indicator for battery power level， on-off power to control when to use the extra power.<br>  <br> Package Includes:  <br> 1 x 3800mAh Backup Battery For HTC One M8  More Details: