... both as a protective case and also as an excellent external battery.Optimized to lengthen your iPhone performance time.No ... .Light-weight, ultra-thin design.Remarks:External battery with stand for iphone, ipad, Samsung, Blackberry, mobile phones, camera, and other ... power consumption time3000 hoursMaterialPlasticProduct StandardCE & ROHS & FCC 2000mah for iPod iPhone 5 4G 3GS external battery