Temperature ControlThermostat Sockets Temperature: -20 to 120. Temperature control accuracy: 1%. The temperature control socket can automatically switch between heating mode and cooling mode. The thermostatic socket switch comes with a cable temperature sensor that can be connected to the place where temperature measurement is required. Lightweight LCD DisplayDigital Thermostat Sockets The upgraded design uses a large blue light LCD display to provide you with an accurate temperature test display indoors and outdoors. Clear digital display and accurate measurement provide better service for your use. Safety Protection & Multiple FunctionsDigital Thermostat Sockets Using high-conductivity copper plate, the metal surface is nickel-plated, which is not easy to rust, high safety, durability, etc. at the same time digital thermostat socket It has simple function buttons, clear LCD display, and a variety of functions such as screen lock protection and continuous field testing. Wide range of applicationsDigital Thermostat Sockets Widely used in aquaculture, greenhouses, carbon crystal heaters, refrigerators, animal husbandry, food, heating pads and other scenarios to provide intelligent temperature control for your home. Temperature Control More FunctionsHeater thermostat protection function for lock screen. Memory function All current settings are saved after power off.