A Bluetooth 4.0 Low Energy device premium finder works with Bluetooth 4.0 ready smart devices with iOS 7.0 and above system, such as iPhone5/5c/5s/6/6 plus/7/ 7plus, iPad3/Mini/Air and etc. It communicates with free App and works as key finder, anti-lost alarm and camera remote shutter.
The app working in the background and GPS location will be more power consumption.