I believe you will love this DH-V1 8400mAh Dual Interface Mobile Power with Flashing Light / Spot Lamp for its convenience and practicability! Made of high quality material， it is up to standard， safe and reliable to use. Featuring 8400mAh capacity， this mobile power will quickly and conveniently charge your mobile device. Besides， featuring dual USB interfaces， this mobile power could simultaneously charge two devices， which is time saving. What’s more， this mobile power is designed with flashing light， which is great for your outdoor lighting. This wonderful mobile power will be your good helper and companion when you are traveling， camping， etc.                                    Features             Mobile power storage， portable for both in door and outside<br> Up to standard， safe and reliable to use<br> Perfect power supply for business trip， travel， field work， etc<br> Flashing light function， great for your outdoor lighting<br> USB port， plug and play， charge whenever and wherever<br> Repeatedly use， portable design， convenient to carry<br> High capacity and portable design， great for travel use<br> Dual USB interface， time saving and much more convenient<br>                                                            Specifications             Input     DC 5V 1A    <br> Output     DC 5V 1A/2A    <br> Capacity     8400mAH    <br> Color     Red + Green Side    <br> Weight     7.44 oz / 211 g    <br> Interface     USB， Micro USB    <br> Dimensions     3.82 x 2.56 x 0.87" / 9.7 x 6.5 x 2.2 cm (L x W x H)     <br>                                                             Package Includes            1 x Mobile Power<br>1 x USB Cable<br>