The Comando Amico Remoto V2 wireless air controller + external sensor (3.021623/S) is a wireless digital controller that manages and regulates the operational parameters of the boiler. The controller functions as a room thermostat with weekly programming for central heating and hot water. An external sensor is included in the package. The time and day of the week allow for weekly programming of hot water production in boilers with storage tanks (4 cycles per day) and take over the function of the boiler control panel.