Wi-Fi operated, automatic radiator valve. Highly efficient heating management to save energy costs. Rechargeable 6500 mAh battery, estimated battery life of 2 years. Wide temperature control range from 5 °C to 30 °C. You can replace your old thermostat valve with the Shelly TRV in less than 2 minutes and control it from anywhere. Set the Shelly TRV to activate custom scenes based on time, light, or various actions, ensuring that you and your family always enjoy enhanced heating control! A Shelly H&T or a Shelly1 (PM) with addon and connected sensors can be used directly as a room thermostat for the Shelly TRV!

Power Supply:
Battery life up to 2 years (based on 5 months heating period).
Battery type: 3.6V 6500mAh NCR18650BD Panasonic battery.
AC power supply: No.
Charger requirements: USB Type C (>2A).
DC power supply: USB Type C (>2A), charger not included.
Power consumption: < 500 mA.

Features:
Operating temperature: 0 °C to 30 °C.
Temperature control range: 5 °C - 30 °C.
Sunrise/Sunset: Yes.
Weekly schedule: Yes.

Connectivity:
Wireless: Yes.
Wi-Fi protocol: 802.11 b/g/n.
Wi-Fi radio frequency: 2412 - 2484 MHz.
Wi-Fi radio signal strength: 1 mW.
Wi-Fi range: up to 30 m indoors (depending on building materials).

Compatibility:
Alexa, Google Home, home automation systems like Homeassistant, IOBroker, etc.

Dimensions:
Size: 94 mm x 62 mm x 53 mm.
The deviation from the device dimensions is up to 0.5 mm. The deviation from the housing dimensions is up to 2 mm.