Manufacturer Diivoo. - WiFi Remote Monitor- Diivoo wifi temperature sensors with WiFi hub is connected with 2.4GHz WiFi stablely via "Smart Life" APP, which enable to monitor multiple locations, such as the baby’s room, wine cellar, etc.
eBay
Tuya Smart Zigbee Soil Tester Temperature and Humidity Meter Thermo Hygrometer Plants Garden Home Automation Irrigation Detector
Aliexpress UK
Using a low energy short range wireless connection, AirComfort can work up to a year long with a small coin battery. The app ensures temperature and humidity levels are monitored at intervals which the user can customise.
eBay
Indoor Outdoor Thermohygrometer Touch Color Screen Weather Station Wireless Thermometer Hygrometer Temperature Humidity Monitor
Aliexpress UK
It is equipped with an alarm and works with 2 AA batteries. Appliance Spares. BLOW OUT Deals. - indoor weather station. Stylus Pens (iPad/Tablet etc). A weather device that will display the clock in 12/24 mode and which is provided with lighting.
eBay
Wireless Weather Station with 3 Sensors - Indoor/Outdoor Digital Thermometer Hygrometer Weather Forecast Humidity Gauge
Aliexpress UK
Indoor Temperature Detection Period: testing once 30 seconds. Outdoor Temperature Detection Period: testing once 57 seconds. Outdoor Temperature Range:-20～70℃ / -4～158℉.
eBay
Weather Station Wireless Digital Indoor Outdoor Forecast With 2 Sensors Hygrometer Humidity Temperature Home Weather Monitor
Aliexpress UK
Obvious to use digital data, clock, temperature, humidity and comfort display. 16:9 wide LED screen with large digit or icon display, extremely clear and clear to display temperature, humidity, date, weeks, weather situation, etc. recognizable at a glance. The temperature measurement range is -10°C-65°C (33 F-140 F) with an accuracy: plusmn; 1°C; The humidity measurement range is 10% 99% RH with an accuracy of plusmn; 5% RH, updated every 2 seconds for more accurate results. Three touch buttons are located below the screen. The MOD button is used to set the time or the date or the alarm clock; C/F button for easy switching between Celsius and Fahrenheit. And the Max/Min button helps to display the highest and lowest temperature or humidity. There is a folding bracket on the back of thi.
eBay
Large LCD Touch Screen Wireless Digital Indoor Outdoor Thermometer Hygrometer Weather Station For Home
Aliexpress UK
EASY SETUP & LONG BATTERY LIFE: No tools or wiring required, simply place the sensor in any room. ZIGBEE 3.0 COMPATIBILITY: Seamlessly integrates with existing Zigbee 3.0 hubs, including ZHA, zigbee2mqtt, Hubitat.
eBay
NicetyMeter WiFi Weather Station Internet Wireless Thermometer Hygrometer 24Hour Rainfall Weather Forecast UV Index Wind Gauge
Aliexpress UK
Used in good working condition - may require new batteries
eBay
GEEVON Indoor Outdoor Thermometer Wireless Digital Hygrometer Temperature Gauge，200ft/60m Range Temperature Humidity Sensor
Aliexpress UK
5X Ambient Weather Wireless Thermo Hygrometer Weather Stations Model F007TH
eBay
XIAOMI Mijia Smart Bluetooth Thermometer 3 Big LCD Wireless Electric Digital Hygrometer Temperature and Humidity 3 for Mijia APP
Aliexpress UK