Amazon links are affiliate links: as an Amazon Associate I earn from qualifying purchases, at no extra cost to you. Links to makers' own stores and other retailers are plain links that earn me nothing.
Quick verdict
A simple, cheap temp and humidity sensor that runs on Thread. No Aqara hub, no cloud, no fuss - it does need a Thread border router or a Zigbee coordinator on your network. Add it to Home Assistant via Matter and you get local climate data for automations. It does one thing well and does it without phoning home. Buy a handful and put one in every room.
Standout: Temperature and humidity sensor with a 3.4-inch LCD and three programmable buttons, running Matter over Thread or Zigbee 3.0 on any ZHA / Zigbee2MQTT coordinator - no Aqara hub, fully local.
Notes last checked May 31, 2026.
Compatibility snapshot
Home AssistantgoodReliable local integration with minor caveats (a hub, manual config, or polling). Core function works locally.
Apple HomegoodWell supported, with only minor gaps.
Google HomegoodWell supported, with only minor gaps.
AlexagoodWell supported, with only minor gaps.
Works offlineyes
Setupeasy
Extra hub neededyes
Powerbattery
Local control facts
Home Assistant: matter integration, Local Push (home-assistant.io, checked Oct 10, 2026)
Zigbee2MQTT: supported device, listed as Aqara TH-S04D (Climate Sensor W100) (zigbee2mqtt.io, checked Oct 10, 2026)
Matter: certified (csa-iot.org, checked Nov 6, 2026)
Matter binding: can control other Matter devices directly (matter-survey.org, checked Nov 6, 2026)
Why it stands out
built-in 3.4-inch LCD plus three programmable buttons for at-a-glance readings and local control
fully local via Matter with zero cloud dependency
budget-friendly for scattering multiple sensors around your home
Reasons to hesitate
basic temp and humidity only, no air pressure or air quality
in Thread mode it requires a Thread border router on your network
runs Zigbee 3.0 or Thread but never both at once, and it ships in Thread firmware - moving it to ZHA or Zigbee2MQTT takes a one-time protocol switch in the Aqara Home app
Best for
Home Assistant users who want cheap, local climate sensors for every room
Thread-based setups that need temperature data for HVAC automations
Avoid if
you want air quality or pressure readings. Look at more full-featured sensors
you have neither a Thread border router nor a Zigbee coordinator and do not want to set either up
Privacy and local-control notes
Fully local on either radio: Matter over Thread, or Zigbee 3.0 paired straight to ZHA / Zigbee2MQTT with no Aqara hub. No cloud account needed for ongoing use. Reports temperature and humidity only, so no privacy concerns.
Home Assistant support: supported · integration path: matter.
Buying reality check
Price notes: One of the cheapest Thread-native climate sensors available. Great for buying multiples.
Verified price reads: lowest seen $32.99, latest $36.99 on Nov 1, 2026.
Black Friday 2026 smart home deals for Home Assistant and local-control homes: the lowest price I've recorded for 100+ Zigbee, Z-Wave, Matter and Wi-Fi devices.
From the change log and the news briefs that name this product.
Verified against
The compatibility notes above have not been through the source audit yet.
The manufacturer's page is here; the notes were last checked May 31, 2026.
Black Friday smart home deals for Home Assistant: the prices to beat
Black Friday 2026 smart home deals for Home Assistant and local-control homes: the lowest price I've recorded for 100+ Zigbee, Z-Wave, Matter and Wi-Fi devices.
Gift ideas grouped into small bundles that make one room do something useful on day one, with the local-control and account requirements of every pick.
