1. APP REMOTE CONTROL: With APP, you can remotely monitor your home temperature anywhere and anytime. 2. VOICE CONTROL: Work with for Alexa and Go Home to realize voice control. With just a voice , the smart thermostat can start working, freeing your hands. 3. Weekly programmable: it can support up to 48 schedules in a day to adjust the room temperature regularly according to the user's needs and habits, providing a personalized experience. 4. Energy saving: From a variety of humanized design to realize our heating energy saving concept, App settings help you optimize energy use and choose the most suitable and economical heating mode, while power prediction also helps you make better heating decisions. 5. Power Monitoring: Our smart thermostat enables you to monitor your power consumption in real time directly from your App, providing reference data and curves to record energy consumption to improve efficiency and save costs. Wireless protocol type: 802.11b/g, Wi-Fi (2.4GHz) Storage temperature: 0-40, indoor use only Operating Temperature: -20-70 Power supply: 230VAC 50Hz Protection class: lp20 Sensor: 10K1% 3380 10cm Compatibility: Compatible with of class electric radiator, equipped with Pilot wire technology Size: 3.368x3.368x1.02in Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:White Material:Plastic Package Contents: 1 * smart thermostat 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.