Q-Power FC5 iphone mobile power case with USB cable and replacement battery

easy to assemble and use; fashionable design, It integrated with iphone as a whole, protect your iphone so carefully! You can change the battery with a new one which is so convenient! The built-in cable can make your iphone connect with computer anytime.Unique design of changeable battery, which can make you change the iphone battery as normal mobile phone, free you out of this trouble. The backup battery own double battery as iphone original battery.With our Q-Power FC5 mobile power, you can enjoy more Standby time: 300 hours; Talking time: 5 hours; MP3 play time: 25 hours; Video time: 8 hours; 3G game: 5 hours; WI-Fi time: 6hours