The Programmable Room Thermostat by Computherm Q7RF is a wireless heating and air conditioning device that operates on AA batteries. It features a 2.16-inch digital display and a 7-day programmable schedule for optimal energy efficiency. This white thermostat is compatible with various systems such as heat pumps, wall heaters, central heating radiators, and air conditioners. With a frost protection feature and a two-year manufacturer warranty, this programmable thermostat is a convenient and efficient addition to any home heating system. Its Wi-Fi smart home compatibility allows for easy control and monitoring from anywhere.