Shelly H&T gen3 White

The Shelly H&T Gen3 White is a next-generation smart Wi-Fi and Bluetooth temperature and humidity sensor. As of February 2026, it is widely available and features significant hardware upgrades over previous models.

Key Features:

• Connectivity: Operates via Wi-Fi (2.4 GHz) for direct, hub-free connection and uses Bluetooth for quick and easy device inclusion.
• Matter Upgradable: The device is engineered to be upgradable to the Matter smart home standard via a firmware update, ensuring future compatibility with various ecosystems.
• E-Paper Display: Features a low-energy e-paper graphic display that clearly shows temperature, humidity, battery level, Wi-Fi status, and an NTP-synchronized digital clock.
• Dual Power Options:
  • Battery-powered: Can run on 4 x AA 1.5 V batteries (not included) for up to approximately one year, depending on conditions and usage.
  • USB-C powered: Includes a USB Type-C port for optional continuous power, which also allows for more frequent data updates.
• Enhanced Performance: Equipped with the new powerful ESP-Shelly-C38F chip and 8 MB of memory, providing faster responsiveness and preparing it for new functionalities.
• Smart Automation: The sensor data can be used to trigger automations and smart scenes, such as turning on a fan based on humidity or a heater based on temperature (requires integration with other Shelly devices like a Shelly Plug or Shelly Plus 1).
• Data Storage: Offers free cloud storage for up to one year of historical temperature and humidity data for analysis and statistics.
• Smart Home Integration: Compatible with popular third-party platforms and voice assistants including Amazon Alexa, Google Home, and Samsung SmartThings.
• Mounting: Can be wall-mounted or placed on a horizontal surface using the included stand.