Never have your iPhone 4 or 4S run out of battery. This compact backup battery will let you carry the power where ever you go. There's no need to charge your device through an electrical outlet, the Tursion TS-241 IS THE POWER SOURCE! Take this with you when you travel or go on a trip.Description: Universal portable power bank Keep talking and keep playing longer 4 LED indicators show real time capacity Elegant designed, fit for iPhone 4 and iPodSpecifications: * Device Type: External battery Bank * Capacity: 1800 mah * Size: 125*61.6*10（mm）* Color:BLACK * Portable and rechargeable for iPhone 4 and iPod * 4 LED indicators show battery's real time capacity. * Elegant and executive designed make it looks more attractive. * Flexible recharging of battery pack via notebook USB port * Standby time: ≧225 hours* Talk time: 5.25 hours(3G)/10.5 hours(2G)* Surf on-line: 4.5 hours (3G)/ 7.5 hours (Wi-Fi)* Audio playback：up to 30  hours* Video playback：up to 7.5 hours* Charging Time: 4 hours	Package Includes:1x Black iPhone 4 iPod Case Charger1x iPhone 4 case1x USB Adaptor Cable