You willl never run the risk of running out of power whilst on the move. The Energy square battery charger will extend the battery charge of your favourite mobile phone or mobile device. Now you can continuously enjoy entertainment wherever you go. The unique design features 4 LED lights with motion technology which means you simply shake and tap to check your power status without pressing any buttons. To recharge, simply plug in the included USB charging cable to the computer or any powered USB equipment and there is an indicator on the Energy Square to tell you the power indicator levels. The Energy Square has a wide compatibility too. The high-capacity Li-Ploymer Battery of 2,000 mAh, it has enough power to recharge your iPhone 5 / iPhone 4S about 2 to 3 times. Besides supporting charging on iPhone and iPod, this charger is also compatible with Blackberry, Nokia, HTC, Sony, Samsung, LG and PSP. In fact, it has a compatibility with the most portable electronics devices. Choose the from nine colors to match your own feeling, taste and temperament - Black, Blue, Orange, Green, Purple, White, Pink and Red. Please choose from above. Energy SQUARE comes with a USB cable and the below tips: Apple connector tip Mini USB Micro USB Other tips to charge most smart phones including, Blackberry, Nokia, HTC, Sony Ericsson, Samsung, LG, Sony PSP and more Features: High capacity: 2,000 mAh Four LED indicators with motion sensor to check the battery level (patented design) Over-discharging, over charging, over-current and short-circuit protection Fast charge-discharge capability Wide compatibility Apple MFi certified Scratch-resistant coating for greater durability Specifications: Compatibility: iPhone 5, 4S, iPhone 4, iPhone 3GS, iPhone 3, iPod nano, iPod touch, Samsung