Bring precise environmental sensing into your smart home setup with this Zigbee temperature and humidity sensor built around a Swiss Sensirion chip. Temperature accuracy of plus or minus 0.3 C and humidity accuracy of plus or minus 2% place this unit in a different class from standard consumer hygrometers. The Zigbee protocol ensures broad compatibility with Echo 4th Gen, Echo Plus, Echo Studio, Eero 6, SmartThings, Home Assistant, Aeotec, Homey, Hubitat, and the Third Reality hub ecosystem. Adding the optional Third Reality MZ1 bridge extends compatibility further to Apple HomeKit and Google Assistant via the Matter standard. At 3.62 x 3.11 x 0.79 inches, the sensor sits flat against any wall or surface.
Zigbee standard compatibility with major hubs: Works directly with Echo 4th Gen, Echo Plus, Echo Studio, Eero 6, SmartThings 2015/2018, Aeotec, Homey, Hubitat, Home Assistant
Sensirion Swiss sensor for reliable readings: An embedded Sensirion sensor delivers temperature accuracy of plus or minus 0.3 C (from 5 F to 122 F) and humidity accuracy
Matter support via Third Reality Smart Bridge: Connect through the Third Reality MZ1 bridge to bring the sensor into Apple HomeKit, Google Assistant, and Alexa ecosystems
Slim 3.62 x 3.11 x 0.79 in indoor profile: Designed exclusively for interior use, the compact flat form factor mounts discreetly on walls, shelves, or nightstands without drawing
Home automation trigger capability: Temperature and humidity thresholds can trigger automations on compatible hubs, such as turning on a dehumidifier, running a fan, or sending
Important compatibility note: A Zigbee hub is required and sold separately; the Alexa app displays temperature data only, not humidity readings, so a SmartThings or Home Assistant