URGE Basics 2400mAh Battery Case for iPhone 5/5S - Retail Packaging - Silver/Blue Slim, unobtrusive battery case; Suited for iPhone 5 and 5S 255 hours of standby time; 8 hours of extra talk time 40 hours of extra audio; 8 hours of additional 3G web surfing 10 hours of extra video streaming; 2 hours of extra cuddling Cutouts for all buttons, ports, and jacks