Product Description Automatic detection: The smart plug-in thermostat can automatically detect the room temperature and can provide 4 program time ranges per day for your schedule to meet your various needs of saving energy and maintaining comfort. APP remote control: The smart radiator thermostat can use the free smart life app, you can control the thermostat output anytime and anywhere through the free smart life app, and use your mobile phone, tablet or laptop to change the temperature anytime and anywhere. Easy to Use: The shell of the wireless thermostat socket is made of flame-retardant PC material, and the 3-prong socket is grounded, which is safe and reliable. Just download the Smart Life app and use the step-by-step guide or user manual on the app to set it up, then you can use it. Countdown Setting: This wireless thermostat socket with timer has a simple countdown mode, you can choose 1-60 minutes to automatically turn on\/off the connected appliance when the time is up, convenient and fast, I believe it can bring you A Good Shopping Experience. Widely Used: Smart heating thermostats are widely used in room heaters, portable heaters, wall mounted heaters, oil filled heaters, evaporative coolers, sink coolers, attic fans, air conditioning systems. window air conditioning, etc. Number of pieces delivered: 1 Temperature measurement range:-20~70 Temperature sensor length: 50cm Wi-Fi requirements: 2.4GHz Wi-Fi