The ColorReader is a compact and mobile, easy-to-use device that connects to the ColorReader app via Bluetooth and displays the nearest color. It can be used to accurately match an existing or inspirational color in seconds, eliminating the hassle of using cumbersome color fans. Developed for painters, designers, decorators, architects, facility managers and DIY enthusiasts. System Requirements iPhone, iPad, iPod Touch, Android Smartphones Operating System: Android 6.0, iOS 9.3 or higher BlueTooth 4.0 or higher Internet connection for software download or activation