Try it out, and you will find it is just what you need. Using double-sided tape and hanging holes, you can stick it or place it wherever you like. Not only is it light and compact, but it is also easy to put in a pocket and can be placed anywhere in the house or taken outdoors with you.
eBay
Digital Indoor Hygrometer Portable 3 In 1 Wall Hanging Weather Thermometer Barometer Hygrometer Home Decor 132MM Use For Differe
Aliexpress UK
Reusability: Single Use.
eBay
1/3PCS Thermometer Hygrometer Mini Digital Indoor Thermo Hygrometer Humidity Meter Air Humidity Meter for Baby Room Living
Aliexpress UK
Humidity Range: 10%RH~99%RH. Temperature Range: -20℃~+70℃/-4℉ ~158℉. 2 kinds of way for putting, can be stand on table and hanging on hook. Max&Min Recording: B Type. Backlight: B Type. Battery: 2pcs AAA battery(NOT INCLUDED).
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LCD Digital Thermometer Hygrometer Wireless Weather Station Thermo-hygrometer 328ft Remote Sensor Resolution for Home Garden
Aliexpress UK
Humidity Resolution: 1%RH.
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Wireless Thermo-hygrometer Weather Station with 3 Remote Sensors Digital Thermometer Hygrometer for Home Office Garden Balcony
Aliexpress UK
Widely Usages: can be used in your house, baby room, closet, greenhouse, warehouse and etc. Humidity range: 10%~99% RH. Face Icon Comfort Indicator: Room temperature monitor dispalys three face icons which represent DRY/COMFORT/WET to visually inform you of the current air conditions, quickly adjust your humidifier to better protect your health.
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Wireless Weather Station Thermo-hygrometer with Digital Thermometer Wind Speed/Direction Sensor Temp/Hygrometer For Home Garden
Aliexpress UK
Digital Indoor Thermometer Hygrometer Mini Room Temperature Monitor LCD Display.
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Mechanical 2 In 1 Thermo-Hygrometer High Accuracy Hygrometer Thermometer For Window Indoor Outdoor Wall Greenhouse Garden Home
Aliexpress UK
Try it out, and you will find it is just what you need. The temperature and humidity data is updated every 10 seconds, with multiple sensitive vents, providing accurate and up-to-date readings, reflecting temperature fluctuations of 0.1?.
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Mini Round Electronic Thermometer Hygrometer Indoor Digital LCD Hygrometer Temperature Humidity Meter Household Merchandises
Aliexpress UK
Discover its remarkable features based on precision and care. With double-sided tape and hanging holes, you can place it anywhere in the house or take it outdoors. The clear, straightforward LCD display shows large numbers, sharp fonts and excellent image quality for effortless reading.
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5pcs Soil Humidity Hygrometer Moisture Detection Sensor Module Automatic Watering System Compatible with Arduino
Aliexpress UK