Devices for local smart homes

Sonoff SNZB-02LD Zigbee LCD thermometer with 1.5 m probe, IP65

The steel probe on its 1.5 m lead takes the cold and the liquid; the IP65 body with the LCD stays dry. The SNZB-02LD reads −40 to +115 °C — add a Zigbee 3.0 gateway for alerts.

Sonoff SNZB-02WD waterproof Zigbee temperature and humidity sensor, IP65

Shower steam and balcony frost are exactly where the SNZB-02WD belongs: an IP65 case, a −20 to +60 °C range and a 2.2″ LCD; automations come alive once a Zigbee 3.0 hub joins.

Sonoff's screen sensor enters a new generation: the AirGuard TH fits daily highs, lows and a second sensor's readings on its 3.6-inch LCD, and Proximity mode needs no hub at all.

Read the room from the doorway — the SNZB-02D's large LCD shows temperature and humidity with no phone in hand, while Zigbee feeds your automations; a Zigbee 3.0 hub is required.

Tucked out of sight on a shelf, the SNZB-02P feeds your TRV, humidifier and air conditioner the numbers they act on — any Zigbee 3.0 hub pulls it into your scenes.

A 2 m USB-C probe that adds temperature and humidity readings to an eMotion Pro, Max or Ultra presence sensor — it does not work on its own.

Reads room temperature and humidity on a 1.5" LCD, powered by a Sensirion sensor with Bluetooth sync to the Xiaomi Home app.

Shelly Wave H&T Z-Wave Long Range temperature and humidity sensor on a CR123A battery with up to two years autonomy; needs a compatible Z-Wave hub.

Shelly H&T Gen3 Mocha Wi-Fi temperature and humidity sensor with an always-on e-paper screen, NTP clock and AA or USB-C power for any room at home.

Shelly H&T Gen3 Wi-Fi temperature and humidity sensor in Ivory, with an always-visible e-ink display, AA battery or USB-C power and full Shelly Smart Control app integration.

Wi-Fi temperature and humidity sensor with a large e-paper display in a matte-black case: read it without a phone, 4×AA power for about a year, direct MQTT, no hub.

Zigbee 3.0 temperature and humidity sensor with an e-paper screen: shows readings on the body itself, no phone. Clock, light level, two CR2032 cells last up to 2 years.

Zigbee temperature, humidity and light sensor with an E-Paper display and built-in digital clock. The 2xCR2032 battery lasts up to 2 years; table, wall or magnetic mounting.

Wireless Shelly BLU H&T ZB temperature and humidity sensor in Mocha, with Zigbee and Bluetooth, a 3-year CR2032 battery and IP54 protection for the home.

Compact Zigbee temperature and humidity sensor Shelly BLU H&T ZB in ivory, with IP54 protection and up to 3 years of battery life on a CR2032 cell.

Compact black temperature and humidity sensor with Zigbee and Bluetooth 5, IP54 housing and a CR2032 battery lasting up to 3 years for smart control.