D & K Exclusives&reg; 2200mAh Extended Battery Case & Back Up Power Bank for iPhone 5 / 5S / 5C Back Up + Lightning Charging Port + Kick Stand + Slim Fit Slider Design + Full Body Protection + LED Battery Level Indicator - External Rechargable Back Up Battery - Compatible with AT&T, T-Mobile, Verizon, Sprint (Black) Smart Battery (Optimized to lengthen your Phone performance time; No more out of power dilemma during important phone conversations) Full Body Coverage for Phone 5. Lightweight, thin design (Low profile). Non slip comfort grip. Sleek, Low-Profile design ; Rechargeable up to 1000 times. Data transmission. High-quality Li-polymer Cell. Extended battery pack - 2000 mAh. ON/OFF Button for Optional Power Output Control. Four LED lights indicates the power level remaining the case. Color: black. Input: DC 5V/800mA. Output: DC 5V /500mA/Micro. Weight:180g. Dimension: 135.8x61.25x14.2MM.