Advanced electronic thermostatic, controlled by app on both iOS and Android devices, for ease and convience. This Bluetooth smart element works with electric only or dual fuel towel rail installation. Features and Benefits Bluetooth - 6 Pre set programes and 3 user programes avaliable, with a 2 hour boost. Easy to use - Simply download the app on both iOS and Android devices to control your heating. Convert towel rails to dual fuel of electric onLy. Specifications Dimensions: H0.15 x W0.5 Power: 600 W Colour: Chrome Guarantee: 2 Years