Heat up your home using your smartphone with the Dimplex 403BTB Bluetooth Convector Heater. With 3 different heat settings and a variable thermostat, the 403BTB is designed to warm up small to medium sized rooms easily and efficiently.Featuring a colour changing LED display, the 403BTB is built for easy use with simple controls so you can find the right level of heat to suit you and your family.You don't even need to use the heater's buttons to control the temperature. Download the Dimplex REMO app on your iOS or Android device and connect to your Heater via Bluetooth - then you can use your phone as a remote control without needing to bend down to change settings.