【PROGRAMMABLE THERMOSTAT 】It uses high reliability single chip which has excellent performance and strong anti interference ability .With accurate circuit design ,stable and precise ,longer service life . 【MULTIFUNCTIONAL & WIDELY USE】Children lock protection for preventing kids from misoperation . Digital thermostat can control motorized ball valve ,motorized valve ,thermal valve etc . 【PREMIUM MATERIAL & EASY TO INSTALL】Data memory function when there is power failure .Thermostat made of material ,the thermostat is durable and safe to use .Programmable thermostat is easy to install and convenient to use .Comes with APP installation instruction . 【LARGE LCD SCREEN】Holiday mode allows you enjoy a more comfortable temperature when go home from holiday . Large LCD screen with backlight display and double temperature display mode .With time display . 【EASY TO OPERATE】Easy to operate ,You can also use the button on the thermostat to set different working modes .