1. Smart Tuya ZigBee Radiator Actuator Thermostat: New mini design with a simple and clear LCD display on the body. The radiator thermostat features an LCD digital display and is powered by two AA batteries. It is a special valve designed for use with heating radiators. Allows manual setting of indoor temperature, mainly used in floor heating systems to control the opening and closing of pipes. MQTT setup available. 2. A Tuya ZigBee Wireless Gateway Hub is required: A ZigBee wireless hub is necessary to connect the valve and other ZigBee smart devices, enabling full integration and联动 of your smart home system. Simply add your gateway to the app, then add your radiator actuator to the gateway via the app. 3. Programmable Schedule with Weekly Programming Options: Supports manual setup with 5+2, 6+1, and weekly scheduling options, offering up to 6 time periods per day. Provides maximum convenience for different scenarios and allows customized temperature schedules. Holiday mode, automatic mode, and boost mode are available. Choose between weekday and weekend modes to suit your routine. 4. Voice and Remote Control via Tuya ZigBee Wireless Gateway: Enables remote control through the app using your smartphone. Supports hands-free voice control via Alexa and Google Assistant after connecting the valve to the Tuya/Smart Life app using a compatible Tuya ZigBee Wireless Gateway. 5. Open Window Detection: When room temperature drops rapidly below the set threshold, the valve automatically closes for 15 minutes. If the temperature remains below the threshold after this period, the valve stays closed. Features easy-to-read digital temperature display in Celsius. Parameter: Power: 2 x AA 1.5V LR6 (not included) Working Temperature: -10°C to 40°C Constant Temperature Tolerance: ±0.7°C Temperature Range: 5°C to 30°C Thread Size: M30x1.5mm Note: Due to different production batches, slight variations may occur. Color: Black Material: PC Package Contents: 1 x Thermostat 6 x Adapter Only the items listed above are included; other accessories are not included. Note: Lighting reflections and screen differences may cause slight color variation between the image and the actual product. Measurement error allowed: ±1-3 cm.