Humidity measurement range ? 0~100% (±5%)
Temperature measurement range ? 40°C ~ 60°C (± 1°C)
Working temperature: -40 ÷ 60°C
Radio signal power: 1mW
Radio protocol: WiFi 802.11 b/g/n
Frequency: 2400 ? 2500 MHz
Range: up to 50 m outdoors and up to 30 m indoors (depending on the building materials)
Dimensions (HxD): 35 x 45 mm

Control Humidity in Your Home

Air humidity is extremely important for both your health and your home. With Shelly H&T you can monitor the temperature and humidity of your home. Recommended indoor humidity levels should be between 30 to 50 percent, with the ideal level being about 45 percent. Achieve various humidity levels with the help of Shelly H&T sensor and the Shelly Cloud application wherever you are!

Control Temperature in Your Home

Turn the cheapest heaters into smartest devices.

With Shelly H&T and Shelly Plug, you can automatically control each electric heater.

Plug your old radiator through Shelly Plug into the socket.

Set the desired temperature to Shelly H&T for the whole day and you will no longer need to worry about high electricity bills.

The temperature will be exactly as you desired.

Shelly H&T pin-out

Shelly H&T comes with a programming/debug header which can be used to flash alternative firmware on the device. A USB-to-UART adapter is needed as well as a reliable 3.3V with at least 350 mA drive capability. The following diagram shows the device pinout:

Open source ultra low power protocol ? (Soon)

Your Homes History on Your Hand

Shelly H&T stores history for all temperatures and humidity in your home for years ? day by day, hour by hour.

With Shelly H&T you can optimize power consumption for heating and cooling your home. Do not spend extra money on power consumption if you are not at home.

Humidity control is very important for your health. Keep it at its optimal levels with Shelly H&T.

Be informed anytime, anywhere about everything in your home and control it just with one app without any additional equipment.