Shelly H&T Gen3 – WiFi Temperature & Humidity Sensor (White)
Overview
The Shelly H&T Gen3 is a next-generation WiFi-operated temperature and humidity sensor designed to help maintain a healthy and comfortable indoor environment. By accurately monitoring both temperature and humidity, it enables intelligent climate automation when paired with other Shelly devices, helping you optimise comfort, air quality, and energy efficiency throughout your home.
Powered by the latest Shelly chip with increased memory and faster responsiveness, the H&T Gen3 offers reliable performance and improved connectivity. It features a low-power e-ink display with a built-in clock, providing clear at-a-glance readings while maximising battery life. The device operates without a hub and connects directly to your Wi-Fi network, allowing easy monitoring and automation via the Shelly Smart Control app or supported platforms.
With flexible power options, long battery life, wall or surface mounting, and built-in Bluetooth for easy setup, the Shelly H&T Gen3 is a versatile and efficient solution for real-time environmental monitoring in any room.
Key Features
• WiFi-operated – no hub required
• Accurate temperature and humidity monitoring
• New Shelly chip with 8MB memory for faster responsiveness
• Low-power e-ink display with built-in clock
• USB-C power option (optional, cable not included)
• Battery powered (4 × AA batteries, not included)
• Up to 1 year battery life (usage dependent)
• Wall-mountable or free-standing design
• Embedded web server for direct local access
• Bluetooth inclusion for quick and easy setup
• Free data history storage for up to 1 year
Technical Specifications
Battery
Battery type: 4 × 1.5 V AA (LR) batteries (not included)
Battery life: Approx. 1 year (depending on usage and conditions)
Power
USB power supply: Type-C (optional, power adapter and cable not included)
Features
Operational temperature: 0 °C to +40 °C
Operational humidity: 30% to 70% RH
Mounting options:
• Stand (horizontal surface)
• Wall mounting (screws or double-sided foam sticker)
Webhooks (URL actions): 10 hooks with 2 URLs per hook
Scripting: No
MQTT: Yes
Connectivity
WiFi protocol: 802.11 b/g/n (2.4 GHz)
WiFi RF band: 2401–2495 MHz
Max RF power: < 20 dBm
WiFi range:
• Up to 50 m outdoors
• Up to 30 m indoors (depending on construction)
Bluetooth protocol: 4.2
Bluetooth RF band: 2400–2483.5 MHz
Bluetooth range:
• Up to 30 m outdoors
• Up to 10 m indoors
Physical
Dimensions:
• 70 × 70 × 26 mm (without stand)
• 70 × 70 × 45 mm (with stand)
Installation Notes
• Designed for indoor use
• Connects directly to WiFi – no hub required
• Can be powered by batteries or USB-C for continuous operation
• Suitable for wall mounting or surface placement
• Ideal for climate automation when paired with other Shelly devices
In the Box
• Shelly H&T Gen3 sensor (White)
• Stand
• Quick start guide