APP remote control: With the APP, you can remotely monitor and control the temperature of your home anytime, anywhere Voice control: Works with Alexa and Home for voice control. With just one voice , the smart thermostat starts running, freeing your hands Weekly programmable: Allows up to 42 schedules to be set in a day according to user needs and habits to regularly adjust the room temperature and provide a personalized experience Energy saving: From humanized to the realization of our heating energy-saving concept, the App settings can help you optimize energy use and choose the most suitable and economical heating mode. Temperature calibration: In case of temperature difference between the floor and the air, you can set the calibration value through the App to that the final temperature reaches your ideal value.<br><br>Power supply: 100-250VAC 50/60HZ Maximum load: 3A/250VAC Temperature control range: 5-35 Working environment temperature: 0-50 Temperature display accuracy: 0.5 Storage environment temperature: -10-60 WiFi communication protocol: IP/, MQTT WiFi frequency: 2.400-2.483GHZ Maximum wireless transmission power: Less than +20dBm Colour:As Shown Material:ABS+Glass<br><br>Package Contents: 1 * Thermostat<br><br>Only 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 +/- 1-3cm.