





Shelly H&T Gen3 White is a smart Wi-Fi temperature and humidity sensor designed for simple, accurate indoor climate monitoring. Featuring a large e-paper display, it shows temperature, humidity, battery status, Wi-Fi status, and time at a glance.
Connect it directly to your Wi-Fi network with no hub required, then monitor readings through the Shelly Smart Control app or compatible smart home platforms. Bluetooth support helps simplify setup, while the Gen3 Shelly chip with 8MB memory improves responsiveness and prepares the device for future smart home capabilities.
The sensor can run on 4 AA batteries or through a USB Type-C power connection for continuous operation. When battery powered, it is optimized for low power consumption with up to approximately 1 year of battery life depending on usage, environmental changes, and network conditions.
Use Shelly H&T Gen3 to monitor comfort conditions in bedrooms, nurseries, offices, bathrooms, apartments, small commercial spaces, and other indoor environments. It can help track humidity changes, temperature fluctuations, and climate conditions for a smarter, more comfortable space.
Key Specifications:
Device model: S3SN-0U12A
Connectivity: Wi-Fi 802.11 b/g/n, Bluetooth 4.2
Display: E-paper graphic display
Power: 4 x AA batteries or USB Type-C
Operating temperature: 32°F to 105°F
Dimensions: 2.76 x 2.76 x 1.02 in without stand
Color: White