Visible El Flash Light Sync Usb 8 Pin Charger Data Cable for Iphone 5, Ipad 4 Mini The cable use low power consumption EL technology Visible current flowing speed indicates the iPhone battery level: 1% - 65% FAST; 65% - 99% SLOW; 100% OFF Visible flowing speed indicator charging status, Automatically shut off EL light when fully charged The unique blue flowing color adds flair to your technology while helping you save time and energy lightning to 8 Pin USB 2.0 cable