WiFi Smart Thermostat,Wireless remote control, function:weekly programmableVoice control:voice control via Alexa and assistantFrost protection:With frost protection turned on, when the temperature below 5C, the thermostat automatically starts heating to keep your home warm.Customize backlight as desiredChild lock:In order to avoid the danger or waste of electricity caused by children touching the switch by mistake, add a security .Temperature calibration:In case of the temperature variation between the floor and the air, you can set the calibration value by App, to make sure the final temperature reaches your perfect value.Suitable for various hidden box:Compatible with standard 86mm square cassettes and 60mm european cassettes to meet all installation environments.Share device:Share controls with your family to manage your smart home and protect your warm home.Supply voltage: AC100240V; 50/60HzPower consumption: 1W Max (WiFi version 1.5W Max)Temperature setting range: 595External sensor upper limit: 560Switch deviation: 0.510,Factory setting 1Ambient temperature: 550Protection level: IP20housing material: Anti PCFrequency Band: 2402MHz2482MHzMaximum Radio Transmit Power: Less than 20dBmColour:WhiteMaterial:PlasticType: B: Water HeatPackage Contents:1x Tuya WiFi ThermostatOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/ 13cm.