SONOFF TRVZB Zigbee Temperature Control Valve Smart Heating Anti-freeze APP Remote Control

1. Wireless connection: Zigbee 3.0
2. Input: 4.5V (3 x 1.5V AA batteries)
3. Power supply: 3 x 1.5V AA LR6 alkaline batteries (not included)
4. Threaded connection: M30 x 1.5mm
5. Temperature adjustment range: 4-35 degrees Celsius
6. Size: about 5.94x9.5cm
7. Weight: about 154g
Characteristics:
1. Remote control by cell phone, voice control
2. Compatible with Zigbee standard, supports Zigbee hubs that use Zigbee 3.0 protocol, compatible with most hubs
3. Heating schedule can be set according to your daily needs
4. Open window detection to save energy, automatically turns off radiators when ventilating to avoid unnecessary waste of energy.
5. Multi-room control, the temperature of each room can be controlled and adjusted independently
6. For M30 x 1.5mm radiator valve with valve adapter, compatible with most heating systems.