Rugged two-piece shell with memory-foam cushioning
Built-in 1,450mAh lithium-ion battery
iON intelligence app estimates battery power
Screen protector prevents scratches and smudges
As the first intelligently powered iPhone 4/4S battery Cell-Phone Case, OtterBox's Defender iON Series does much more than just provide rugged protection. With its built-in 1,450mAh lithium-ion battery, these cases double the power capacity of your iPhone. The iON intelligence app estimates battery power and predicts remaining battery time by monitoring your device-usage habits. It also eliminates guesswork by displaying the power status for both the case and your phone and intelligently predicting when your phone battery will run out. Two-piece shell snaps together around the device, protecting while allowing full access to all it's features. Built-in memory foam adds cushioning. Rubber plugs protect the main openings of the device. Screen protector built into the inner shell prevenst scratches and smudges without affecting the sensitivity of the touch screen. Outer slipcover wraps around the inner shell to absorb impact from drops and bumps. Ten LEDs visually indicate remaining case charge in 10% increments. Includes micro-USB cable. Does not protect against water.
5.1"L x 2.7"W x .8"H. Wt: 3.38 oz. Color: Black