Top Indoor Room Humidity Detector Reviews

Ecoey CO2 Detector Monitor Indoor Carbon Dioxide Temperature and Humidity Detection, Air Quality Monitor Automatic Calibration with LED Real-Time Display for School Office Home

【Combo Detection】The CO2 detector can monitor ventilation effect. When the temperature/humidity/CO2 concentration is too high, the voice prompts will be issued and LED turns red timely. LED shows green in normal working, yellow in early warning mode.
【High Precision】The air quality monitor is equipped with high-performance chip, infrared sensor. CO2 measurement range is 400 ~ 5000 PPM(±50ppm+5%) , Temperature range is -5℃~ 50℃ or 23℉ ~ 122℉(±0.5℃ or 0.9℉), Humidity measurement range is 0.0% ~ 99.9%RH(±5% RH ).
【Power Storage】The carbon dioxide detector uses 12V AC power adapter. In the event of a sudden power failure, the backup battery of the CO2 meter can last for 12 hours, which is equipped with a low battery prompt.
【Portable Use】Portable size for easy carry, please place CO2 monitor in indoor places such as houses, factories, warehouses, schools, RV, hotels, etc. You can directly view CO2, temperature and humidity data on the LED screen to protect your health, especially suitable for the old and children.
【Humanized Design】The LED screen of the CO2 detector will automatically adjust the brightness according to the scene, and you can switch temperature unit（Celsius/Fahrenheit）and intelligent voice language (supp....

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odorsin Digital Hygrometer Indoor Thermometer, Temperature Humidity Sensor with Max/Min Records & Backlight Display Thermometer Humidity Gauge Suit for Room, Greenhouse, Basement, Plant Humidity Meter

【High Accuracy Faster Refresh】:indoor outdoor thermometer hydrometer measures indoor outdoor temperature and humidity percentages simultaneously,temperature sensor indoor thermometer range: -4℉-158℉ (-20℃-70℃), humidity sensor Humidity range: 20%-95%RH,which refreshes every 10s,to provide you with the latest changes in temperature and humidity at home..
【Backlight & LCD Touchscreen】:You can now see your data even clearer using our temperature thermometer for home huge 3-inch display with bolded digits, reading more easily under weak backlit, there is a touch backlight button directly below the humidity gauge read data clearly even in dark conditions digital hygrometer..
【Easy to use and install】:hydrometer digital Hygrometer there are 3 installation options:Tabletop Stand, wall-mountable and magnet-mountable design, you to position hygrometer indoor humidity where they should be. this digital thermometer indoor can be easily attached to your refrigerator, wall or placed on a table. the humidity level indicator shows you a quick view of air condition, wet, okay or dry..
【Room thermometer indoor multiple usage scenarios】:Thermometer for room temperature Suitable for baby’s room, nursery, office, closet, incubator, greenho....

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CO2 Detector, Aiment 3 in 1 Carbon Dioxide Detector Air Quality Monitor Temperature Humidity Air Analyzer for CO2 Digital CO2 Meter for Indoor Home Office

【Multifunctional Carbon Dioxide Tester】This 3 in 1 CO2 monitor can detect real-time CO2 concentration, monitor indoor and outdoor humidity, and temperature. CO2 detection range: 400-5000PPM. Temperature detection range: 0-50℃. Humidity detection range: 0-99%RH..
【Full-Color Large Screen】With full-color display and large screen design, this carbon dioxide detector is super easy to read. LED digital display with intelligent backlight, eye protection function, one key operation..
【Large Capacity Rechargeable Battery】The CO2 detector has a built-in large capacity rechargeable battery, standby up to 40hours. You can check the air quality from anywhere, or have the device continuously monitor at a specific location..
【More functions】Intelligent early warning system, high quality infrared NDIR sensor, multiple interference prevention, air convection technology, greenhouse compensation calibration..
【Multi Application】Suitable for agricultural planting, production warehouse, raw material processing, home, school, office, and other occasions. We offer 3 months free return and lifetime warranty for our CO2 detector..

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Indoor Air Quality Monitor, LFF PM2.5 Detector, Temperature Tester, and Humidity Monitor Meter Sensor for Home, Office, School, Hotel, Car (Updated Version)

4-IN 1 AIR QUALITY MONITOR - Particulate matter (PM 2.5), humidity, temperature and time. PM2.5 is a major component of air pollution, and fine particles smaller than 2.5 micrometers (PM2.5) can move deeper into the respiratory tract when inhaled. You need to have an indoor air quality monitor for your family..
PROFESSIONAL PRECISION DESIGN - This indoor air quality meter has advanded high-quality sensor that reflects air quality by detecting PM2.5 particulate matter. Reasonable inlet and outlet duct design enables internal sensors to accurately analyze each particle. Update PM2.5 index every 5 seconds and temperature and humidity every 30 seconds, more comprehensive understanding of the air quality..
FULL VA-LCD COLOR SCREEN - Multi-color screen adopts omni-directional viewing angle technology, from any angle you can clearly see the PM2.5 indicator, temperature, humidity and time displayed by this air quality monitor indoor. The screen brightness can be adjusted through the buttons on the back..
EASY TO USE - This indoor air quality tester only use 4 buttons achieve all operations. The air quality detector is plug and play, it uses a MicroB USB port, plug in the data cable to get PM2.5 index, temperature, humidity and time (unplug the time will ch....

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Airthings 4200 House Kit, Radon, Mold Risk & Indoor Air Quality Monitoring System, Multi-Room

IN THE BOX: Airthings Wave, Wave Mini and the Hub.
RADON: The Airthings Wave is the first smart radon detector with long and short term values for continuous monitoring.
AIR QUALITY: Humidity, Temperature & Total VOCs (toxins & chemicals) are powerful air quality sensors for multi room coverage of your indoor air.
24/7 ACCESS: With the Airthings Hub, you can access to your air quality data at any time, from anywhere.
SMART HOME: With the Hub, you get 24/7 access to your Airthings data. Use IFTTT to receive alerts and set up your ventilation, humidifier, air purifier, etc. to turn on/off even when you aren’t home.

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Geevon Humidity Gauge, Digital Hygrometer Indoor Room Thermometer, Humidity Meter Temperature Monitor with Max&Min Records, Comfort Indicator for Home, Office, Greenhouse (1 Pack)

【2.36'' Easy-to-Read LCD Display】 Temperature humidity meter designed with 2.36" LCD display and large bold numbers make the digits of room temperature and humidity be easy to read, even from a distance. One-button operation design is convenient to switch from °F to °C for this small temperature humidity monitor indoor..
【 Fast Refresh & High Accuracy】Room thermometer for home measures and update the data of indoor temperature and humidity automatically every 30 seconds to provide accurate readings. Wide measuring range from -4℉-158℉(-20℃-70℃) for temperature and from 10%-99% for the humidity..
【Past 24 Hours MAX & MIN Values】Digital hygrometer indoor thermometer stores and displays the max/min records of indoor temperature and humidity for past 24hrs, so that you can always get informed about changes of environment around and take proper action to protect families health..
【Colored Air Comfort Indicator】Temperature humidity gauge indicates 3 types of comfort levels: LOW, OK, and HIGH, based on the changes of inside temp and humidity. Providing useful references for adjusting the thermostat, humidifier or dehumidifier setting to prevent colds, dry-skin, asthma, allergies or mold issues..

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LYCHL Indoor Air Quality Monitor Formaldehyde Detector HCHO Monitor VOC Meter Temperature & Humidity Meter with Alarm Clock

【REAL-TIME MONITORING】This Formaldehyde Detector can accurately monitor HCHO concentration, air quality, environmental humidity, and temperature in real-time. The indoor air quality meter is embedded with a high-performance chip with a precision sensor. Indoor air quality can be monitored anytime and anywhere..
【LED Display 】This HCHO monitor is simple in design, 7.6-inch LED display with no refection, which could be seen clearly in any corner. Digital alarm clock is as add-on feature..
【Color Warning and Sounding Alarm】0-0.100mg/m³: value display is white, no sound.
0.101-0.130mg/m³: value display is yellow, alarm every 15 seconds.
0.131-0.300mg/m³: value display is orange, alarm every 5 seconds.
0.301-0.500mg/m³: value display is red, alarm every 2 seconds. When the alarm is activated, any key can be used. During the alarm period, pressing any key will clear the alarm..
【Portable and Easy to hang on】Comes with the adhesive strip.Design with hang hole. You can hang the HCHO monitor on the wall very easy or move it to place on the desk. The portable smart carbon dioxide detector can help us detect the carbon dioxide content in the living room, kitchen, bedroom, office, school, car, hotel, travel, camping, party, etc..

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Habor Thermometer Indoor (2 Pack), Superior Mini Digital Hygrometer Indoor Accurate Humidity Monitor Gauge for House, Office, Greenhouse, Home (2.3X1.8inch, Black)

【High Accuracy & 24 Sensitive Vents Habor digital room thermometer of 24 sensitive VENTS provide accurate readings, fast response with every 10 seconds. Wide measuring range that measures temperature from 32℉ to 122℉（0℃~50℃), temperature accuracy range around ±2.7℉ ( ±1.5℃). Humidity sensor measures humidity from 20% to 95%, humidity accuracy range around ±5%..
【Great Visibility & Easy Operation Wall thermometer indoor displays temperature in Fahrenheit or Celsius by button（℉/℃ Switchable). A clear LCD display, easy to read even from a far distance. Comes with a free CR2 batteries and 6 months working time. NOTE：Please remove the protective film before use..
【Stylish Design & Professional】Habor hygrometer thermometer measures indoor humidity and indoor temperature in time help to adjust the humidifier, dehumidifier settings and humidity, great for monitoring family’s living conditions and health by preventing colds, dry skin, asthma, allergy, mold..
【Multiple Mounting humidity gauge indoor hygrometer with magnet attaching, table standing, and wall hanging design, put anywhere you want, convenient mounting feature for every type of room like kitchen, garden, greenhouse, bas....

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2-Pack Mini Digital Humidity Temperature Meters Gauge Indoor Hygrometer Thermometer Hygrometer wiht LCD Display Fahrenheit (℉) for Humidors Greenhouse Garden Cellar Closet Guitar Case

Measurable humidity range: 10%-99%, humidity measurement accuracy: 5%-10% (room temperature 25℃). Reliability, measured every 10 seconds, provides the latest and accurate measurement results..
Measurable temperature range: -58 ~+158 (Fahrenheit), temperature measurement accuracy: 1.0℃. You can check the current room climate and use the humidifier to adjust the room temperature and humidity as needed..
Household humidity and temperature monitor: This portable thermometer measures indoor humidity and temperature, which helps you to understand indoor air conditions. Become an ideal choice for personal and professional life..
Battery: two LR44 button batteries, size: 48 * 28.6 * 15.2mm. Portable temperature and humidity measuring instrument is suitable for every scene. Besides, its beautiful and fashionable appearance is also a beautiful room decoration..
WNJ digital humidity measuring instrument Thermohygrometer is very popular and widely used in living room, greenhouse, musical instrument room, wine cabinet, basement, warehouse, grain warehouse, baby room and dressing room..

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Syagain Digital Hygrometer Indoor Thermometer, Humidity Gauge Indicator Room Thermometer, Accurate Temperature Humidity Monitor Meter for Home, Mini Hygrometer(Orange)

High Accuracy：Fast response that measures every 10 seconds with 24 sensitive VENTS to provide updated and accurate readings, wide measuring range that measures temperature from 14.0℉ to 158.0℉（-10.0℃~70.0℃), temperature accurancy range around ±3.6℉ ( ±2℃). Humidity sensor measures humidity from 20% to 90%, humidity accurancy range around ±8%..
Installation Mode：The humidity gauge room thermometer witattachingh magnet , table standing, and wall hanging design, put anywhere you want, convenient mounting feature for every type of room like kitchen, garden, greenhouse, basement, baby room, guitar room and office..
Cost-Effective: Very low price and good quality.
Easy Read & Operation:The humidity gauge indoor thermometer has only one button（℉/℃ Switchable), Indoor thermometer displays temperature in Fahrenheit or Celsius. Bright and black front panel with a clear LCD display, easy to read even from a far distance. Work with CR2 batteries (Included).
Comfort Level Indicator:Level icons indicate comfortable, un-comfortable and normal conditions. The hygrometer thermometer measures indoor humidity and indoor temperature in time help to adjust the humidifier, dehumidifier settings and humidistat, great for monitoring family's....

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ThermoPro TP55 Digital Hygrometer Indoor Thermometer Humidity Gauge with Large Touchscreen and Backlight Temperature Humidity Monitor

Backlight & Touchscreen: Humidity meter with large, 4-inch-LCD display features backlight and touchscreen, making it easier to read in dim light conditions and allows for simple operation.
High Accuracy: Features a high accuracy that is within ±1°F/°C and ±2%–3% relative humidity (RH), making this room thermometer indoor ideal for use in the living room, baby room, kitchen, greenhouse, guitar room, office and cellar.
Responsive Readings: Humidity reader indicates current air conditions to help you implement proper humidity control that can help benefit your skin and alleviate allergies and other health problems.
Max & Min Records: Digital thermometer indoor displays MAX & MIN humidity and temperature records and trends every 10 seconds, allowing you to adjust your thermostat or humidifier accordingly.
Multiple Placement Options: Wall thermometer indoor features tabletop stand, wall mount and built-in magnet that allows it to be used in any type of room. Selectable Fahrenheit/Celsius display unit.

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ThermoPro TP55 2 Pieces Digital Hygrometer Indoor Thermometer Humidity Gauge with Large Touchscreen and Backlight Temperature Humidity Monitor

Backlight & Touchscreen: Humidity meter with large, 4-inch-LCD display features backlight and touchscreen, making it easier to read in dim light conditions and allows for simple operation.
High Accuracy: Features a high accuracy that is within ±1°F/°C and ±2%–3% relative humidity (RH), making this room thermometer indoor ideal for use in the living room, baby room, kitchen, greenhouse, guitar room, office and cellar.
Responsive Readings: Humidity reader indicates current air conditions to help you implement proper humidity control that can help benefit your skin and alleviate allergies and other health problems.
Max & Min Records: Digital thermometer indoor displays MAX & MIN humidity and temperature records and trends every 10 seconds, allowing you to adjust your thermostat or humidifier accordingly.
Multiple Placement Options: Wall thermometer indoor features tabletop stand, wall mount and built-in magnet that allows it to be used in any type of room. Selectable Fahrenheit/Celsius display unit.

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Humidity Gauge, 2 Pack Indoor Thermometer for Home Digital Hygrometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor AAA Battery Powered(Color: Black and White)

High Accuracy: The digital hygrometer thermometer range is from 10% RH–99% RH with ±5% RH tolerance.
Temperature meter range is from -4℉ – 158℉ (-20℃ to 70℃) with ±2℉ (±1℃) tolerance. suitable for indoor,green house,wine cell,baby room,guitar room or office..
Long Battery Life: The humidity gauge requires 2pcs AAA batteries which working around 12 months. The AAA batteries are more convenient to purchase and install in the hygrometers than the CR2032 batteries(Batteries are included)..
Humidity Reminder: The indoor thermometer reads data every 10 seconds.
It shows the trend of Humidity: DRY /COMFORT /WET. It is not good for sensitive humans, animals, plants, etc., if the air is too dry or too wet. You will find it is very important to use an indoor thermometer to monitor the humidity and temperature of surroundings. which allowing you to react in advance, such as adjusting a thermostat or humidifier..
Widely Use: Indoor thermometer ensures proper temperature and humidity control, the suitable temperture and humidity comfort our skin, allergen and other health benefits. The indoor thermometer and humidity gauge can be placed in bedroom,baby room, nursery, wine cellar, basement, warehouse or greenhouse..

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