Smart Tuya ZigBee Radiator Actuator Thermostat: Compact design with a clear LCD display. Powered by two AA batteries. Designed for use with heating radiators. Allows manual setting of indoor temperature, primarily for floor heating systems to control pipe flow. MQTT Setup Available. A Tuya ZigBee Wireless Gateway Hub is required: The gateway connects the actuator to other ZigBee smart devices, enabling full smart home integration. Add the gateway to the app, then add the radiator actuator to the gateway via the app. Programmable Schedule with Weekly Programming Options: Supports 5+2, 6+1, and full weekly scheduling with up to six time periods per day. Includes holiday mode, automatic mode, and boost mode. Enables separate weekday and weekend schedules. Voice and Remote Control via Tuya ZigBee Wireless Gateway: Remote control via smartphone app. Compatible with voice assistants Alexa and Google Assistant when connected through the Tuya/Smart Life app and a Tuya ZigBee Wireless Gateway. Open Window Detection: Automatically closes the valve for 15 minutes if room temperature drops below a set threshold. If the temperature remains below the threshold after 15 minutes, the valve stays closed. Digital display shows temperature in Celsius. Specifications: Power: 2 x AA 1.5V LR6 batteries (not included) Operating Temperature: -10°C to 40°C Temperature Accuracy: ±0.7°C Temperature Setting Range: 5°C to 30°C Thread Size: M30x1.5 mm Color: Black Material: PC Package Contents: 1 x thermostat 6 x adapter Note: Slight variations may occur between production batches. Color appearance may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 cm.