Thank you for your attention here! Do you want to take a mobile power pack to ensure your mobile phone is not out of charge? Well， you can have a look at this JP-8400 8400mA Portable Quadrate Mobile Power. With this mobile power pack， you can charge your mobile phone， digital camera， MP3， MP4， MP5， PDA， radios， portable CD or any other digital products anytime and anywhere. At the same time，this mobile source is so portable and lightweight that you can carry it anywhere you go. Made of high-quality material， it is durable to use. Just take it back home， and it will not let you down!                                    Features            It is lightweight and portableHigh efficiency of power conversionElectricity-saving functionEnvironmental friendly and economic efficiencyIt can provide chargeIt is suitable for using indoors or outdoorsFit for MP3， MP4， GPS， iPhone， iPad， and cell phone etc.                                                            Specifications             Capacity     8400mA    <br> Input     DC 5V / 1A    <br> Output     DC 5V / 1A    <br> Interface     USB， Micro USB    <br> Color     White    <br> Weight     8.96 oz / 254 g    <br> Dimensions     2.87 x 2.83 x 0.98" / 7.3 x 7.2 x 2.5 cm (L x W x H)    <br> Compatible with     MP3， MP4， GPS， iPhone， iPad， Cellphone etc     <br>                                                             Package Includes            1 x Mobile Power<br>1 x USB Cable<br>4 x Power Transfer Interface<br>