Koolertron Mini Spotlight Smartphone LED Flash and Fill-Light For Apple iPhone 6 5 4 and iPad Mini 2 3 4 Air 2, LED light Speedlite for iPad and Android Devices (Black) Rechargeable battery inside, no need to drain your device's battery. Tiny, portable and practical. You can take it anywhere and shoot everywhere. No red eye: easily have natural flash,let you take better photos! it is a multi feature very small and handy speedlite. Adjustable brightness: high/middle/low