ZigBee Thermostatic Radiator Valve Programmable Smart Radiator Thermostat APP Control Voice Control Compatible with Alexa Google Assistant Window Opened Detection Anti Freezing Function

Features:
Smart thermostatic radiator valve that can be controlled by your phone before you come back home.
Compatible with Alexa and Google Assistant for hands-free voice control.
Create thermostat group to centralized control and support device sharing.
Programmable/ manual mode switchable, 6 periods can be set each day.
Detects opened windows by falling temperatures 6℃ within 4 minutes, the valve would close automatically.
1℃ accuracy keeps temperature within the level you set.
Keypad locking function is designed to prevent children from operating by mistake.
With anti-froze function to prolong the service life of the device.
Note: please purchase Tuya ZigBee gateway separetly.