The intelligent temperature control valve can control the temperature of the room by changing the flow of hot water to the radiator,With it,you can easily adjust the room temperature to 5-30 degrees Celsius and save more than 15% energy,Intelligent temperature control valve is suitable for all common radiator valves and easy to install,Due to radiant heat,you will soon be able to enjoy a comfortable room temperature. Feature: App Control: Download the app and let the mobile phone and smart gateway control the temperature control valve through the mobile phone under the same WiFi. LED Display: The intelligent valve has signal connection display,temperature display,mode display and manual temperature adjustment(5-30). Valve Charging: Install two 1.5V AA batteries(not include batteries). Programmable Weekly Schedule: You can set different temperatures for different periods of the week according to your preferences. Mode Selection: Manual mode,automatic mode,holiday mode,eco temperature