This product is especially designed for Samsung Galaxy S6 Edge. The built-in 4200mAh lithium polymer battery provides the cellphone with emergency charging anytime and anywhere. Besides， this battery case is also an excellent protective case with holder function， very convenient and practical. Adopting solid and durable engineering material， this product can protect your beloved cellphone entirely. Thanks to its smart appearance design， you can enjoy all functions without removing outer shell. What is more， integrated circuit design is effective to avoid fault operation leading from overtime charging or extreme condition. It is really functional and practical!                                    Features             Adopt solid and durable engineering material for all-around protection<br> Built-in 4200mAh lithium polymer battery<br> Charging， protection and holder 3-in-1 design<br> LED power display and switch to remind you to charge the cellphone in time <br> Smart and elegant appearance <br> With integrated circuit design to protect it well  <br>                                                            Specifications             Capacity     4200 mL    <br> Working Time     5 Hour    <br> Input Voltage     5 V    <br> Input Current     1 A    <br> Output Voltage     5 V    <br> Output Current     1 A    <br> Working Temperature     0-40 °C    <br> Compatible with     Samsung S6 Edge     <br> Color     White    <br> Material     PC     <br> Battery Type     Lithium Polymer Battery                      <br> Charging Time     3 Hours    <br> Dimensions     (6.02 x 2.85 x 0.68)" / (15.3 x 7.25 x 1.74)cm(L x W x H)    <br> Weight     3.74oz / 106g     <br>                                                             Package Includes            1 x Battery Case<br>1 x User Manual <br>