Frost protectionWith frost protection turned on, when the temperature below 5C, the thermostat automatically starts heating to keep your home warm.ECO mode offers energysaving solutionYou can set the energysaving temperature by yourself. When the energysaving mode is turned on, the thermostat can maintain the temperature at the energysaving temperature to save energy .Child lockIn order to avoid the danger or waste of electricity caused by children touching the switch by mistake, add a security .Temperature calibrationIn 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 hidden boxCompatible with standard 86mm square cassettes and 60mm european cassettes to meet all installation environments.Share deviceShare controls with your family to manage your smart home and protect your warm home.WiFi Smart ThermostatWireless remote control functionweekly programmableVoice controlvoice control via Alexa and assistantReliable designWiring diagramTechnical Specifications:Supply voltage: AC100~240V; 50/60HzPower consumption: 1W Max (WiFi version 1.5W Max)Temperature setting range: 595External sensor upper limit: 5~60(It only works when choosing All on 2 in advanced setting)Switch deviation: 0.5~10 ,Factory setting 1Ambient temperature: 5~50Protection level: IP20housing material: Anti PCFrequency Band: 2402MHz~2482MHzMaximum Radio Transmit Power: Less than 20dBmSpecifications: A: Water HeatColour:WhiteMaterial:PlasticPackage 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.