The Drayton Digistat +3RF RF701 Wireless Programmable Room Thermostat & Receiver is a sleek and efficient device powered by AA batteries. With a stylish white design and push-button digital control style, this thermostat offers programmability for up to 7 days. It is compatible with central heating systems and can be wall-mounted for easy installation. Featuring a 1.5-inch display and temperature sensor technology, this Drayton thermostat is perfect for maintaining a comfortable environment in your home. Brand new but box, 2 x AA batteries and manual missing. Manual downloadable from internet.