The Drayton RF901 Digistat is a programmable room thermostat designed for use with central heating radiators. It features wireless connectivity and can be controlled via Wi-Fi or a compatible app. The thermostat is rectangular in shape and can be wall-mounted. It includes a temperature sensor and can be programmed to control heating on a 7-day basis, with 7 periods per day. The Digistat is compatible with both iOS and Android devices and requires AA batteries to operate. It is white in colour and includes features such as Bluetooth and Bluetooth Low Energy (BLE) for added convenience.