Top Air Humidity Meter

Decibel Meter Wall Hanging Sound Level Meter 30-130dB Range 11 Inch Large LED Display Noise+Time+Temperature & Humidity Meter Wide Applications for Home, Studio, Factory, Classroom Noise Monitor

  • 【Large 11” LED Display】: This large screen decibel meter has a 11″ LED display with adjustable brightness, so you can easily read the real-time levels of decibels, time, temperature and humidity..
  • 【High Precision】: This sound level meter uses an intelligent air semiconductor sensor to test decibel temperature and humidity values. Compared with ordinary sensors, it is more sensitive, accurate and stable. The measurement range is 30~130dB, accuracy: ±1.5dB, frequency response range: 50Hz~8.5KHz.
  • Temperature range: 14~122℉, accuracy: ±5%..
  • 【Wide Application】: This noise monitor is a great tool for checking, monitoring or controlling and testing the sound level of any environment and can be applied to noise engineering, product quality control, health prevention and treatment, etc. This large LED display decibel meter can be hung on the wall or placed on a table, making it an ideal noise meter for testing sound levels in classrooms, studios, major traffic routes, factories, construction sites, homes, offices, etc..
  • 【Easy to use】: This intelligent decibel meter is ready to use, click “▲” to enhance the brightness, click “▼” to reduce the brightness, click “M” to adjust the detect....
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Preciva Digital Psychrometer Thermo-Hygrometer, LCD Mini Temperature and Humidity Meter with Dew Point and Wet Bulb Temperature Hygrometer for Industry, Agriculture, Meteorology (9V Battery Included)

  • This digital Humidity & Temperature Meter & Wet Bulb Temperature Dewpoint Temperature has been designed to combine the functions of humidity meter, temperature meter, wet bulb temperature and dewpoint temperature..
  • It is an ideal Humidity & Temperature Meter instrument with scores of practical applications for laboratory, industrial, engineer and professional..
  • Small form factor easy to use, with a white backlit dual display LCD screen can be used in a dark environment..
  • The humidity & temperature meter is for use a humidity/ semiconductor sensor..
  • Resolution 0.01%RH, 0.01 °C/0.01 °F，Max Hold and Data Hold Function.
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Extech 45170 Four in One Environmental Meter (Hygro-Thermo-Anemometer-Light)

  • Pocket size rugged 4-in-1 meter for humidity, temperature, air, velocity and light.
  • Ergonomic pocket size housing with large dual LCD simultaneous display of temperature and air velocity or relative humidity.
  • Characters on display reverse direction depending on Hygro-Thermo-Anemometer or light mode.
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KJCOOSWI 2.7in Indoor Digital Thermometer Temperature Gauge Humidistat Hygrometer with MAX & MIN Humidity and Temperature Records

  • 【Strict product quality control】each product has been carefully tested to ensure that there will be no quality problems, such as: missing digital display, falling off of magnets, etc..
  • 【High & Low Records】Accurate indoor thermometer and hygrometer displays high and low temperature & humidity, Let you perfectly deal with the challenges of temperature and humidity..
  • 【High Accuracy and Quickly Refresh】Inside thermometer has high accuracy of ±5%RH and ±1.8F, making it ideal for measuring fluctuating readings like in a greenhouse.
  • Data measurements are updated every 10 seconds to give you lastest changes of the environment..
  • 【Air Comfort Indicator】Humidity meter with humidity level icon indicates air condition -- DRY/.
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Amprobe - 3311871 TH-1 Compact Probe Style Relative Humidity Meter

  • Relative humidity (RH), temperature, wet bulb, and dew point meter is used for HVAC, indoor air quality, and environmental applications.
  • Dual-scale thermometer measures wet- and dry-bulb temperature and dew point in F and C.
  • Capacitive humidity sensor ranges from 0 to 100 percent relative humidity (RH).
  • Data hold for recording data, and minimum and maximum temperature readings.
  • Sensor: Electronic Capacitance Polymer Film Sensor.
  • Range Temperature: -20 to 50°C (-4 to 122°F).
  • Accuracy Relative Humidity: ±3%RH from 10 to 95%RH, +5%RH (0 to 10, 95 to 100%RH) @ 25°C (77°F) non-condensing.
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Amprobe CO2-100 Handheld Carbon Dioxide Meter

  • Handheld digital meter measures ambient level of carbon dioxide (CO2) to monitor indoor air quality and performance of heating, ventilation, and air-conditioning systems.
  • Displays current CO2 levels, long-term average CO2 levels measured over an 8-hour period, and short-term average CO2 levels measured over a 15-minute period.
  • Alarm notifies operator when CO2 levels reach or exceed a preset threshold, CO2 measurement up to 9999 ppm.
  • Liquid crystal display (LCD) shows ambient CO2 levels, as well as air, wet bulb, or dew point temperature and humidity.
  • Manual calibration helps ensure accurate humidity and CO2 readings.
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ThermoPro TP50 Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor

  • 【Air Comfort Indicator】Humidity meter with humidity level icon indicates air condition -- DRY/COMFORT/WET, allowing this humidity sensor to ensure you’re always aware of changes to your home/household with just a quick glance.
  • 【High Accuracy and Quickly Refresh】Inside thermometer has high accuracy of ±2~3%RH and ±1°F, making it ideal for measuring fluctuating readings like in a greenhouse.
  • Data measurements are updated every 10 seconds to give you lastest changes of the environment.
  • 【High & Low Records】Accurate hygrometer digital thermometer displays high and low temperature & humidity, always get ready to the changes of the environment.
  • 【Healthier Home & Environment】Thermometer hygrometer with temperature and humidity monitor ensures proper indoor humidity control has important skin, allergen and other health benefits.
  • Can also be as refrigerator thermometer, freezer thermometer, reptile thermometer, soil thermometer, humidor hygrometer, cigar hygrometer and more.
  • 【Smart Design】Indoor room thermometer features a tabletop stand to place the temperature monitor on your counter or use the magnetic back to attach to a fridge.
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ThermoPro TP50 Digital Hygrometer + ThermoPro TM01 Kitchen Timer

  • 【Air Comfort Indicator】Humidity meter with humidity level icon indicates air condition -- DRY/COMFORT/WET, allowing this humidity sensor to ensure you’re always aware of changes to your home/household with just a quick glance.
  • Count up/countdown timer: Classroom timer features count up and countdown timer up to 99hours59minutes59seconds, smartly monitoring different timing events such as cooking, exercise, video game time, kids' activities and meetings.
  • 【High Accuracy and Quickly Refresh】Inside thermometer has high accuracy of ±2~3%RH and ±1°F, making it ideal for measuring fluctuating readings like in a greenhouse.
  • Data measurements are updated every 10 seconds to give you lastest changes of the environment.
  • 4 Alarm volume settings: Loud ring ensures nothing will be forgotten! Cooking timers for kitchen features 4 volume levels - SILENT/LOW/MEDIUM/HIGH for you to choose from to meet your specific needs!.
  • 【High & Low Records】Accurate hygrometer digital thermometer displays high and low temperature & humidity, always get ready to the changes of the environment.
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NOKLEAD Indoor Digital Thermometer Hygrometer : 3.3″ LCD Screen / Time and Date / 3 Humidity Levels / Magnetic Hanging / Desktop Stand, Accurate Temperature Gauge Humidity Monitor for Home Room

  • 【3-Level Air Comfort Indicator】Humidity meter with humidity level icon indicates DRY/COMFORT/WET air condition quickly with just a glance. Ensures proper humidity, great for monitoring family's living conditions and health by preventing colds, dry skin, asthma, allergy, mold etc..
  • 【Clear LCD Display, Easy to Read】Humidity temperature gauge with 3.34 inch large LCD display features neat and slim border, easy to read from any angle and distance. While it's portable and lightweight to take it anywhere easily. ℉/℃ Switchable by "+.
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ThermoPro TP50 2 Pieces Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor

  • Air comfort indicator: Humidity meter with humidity level icon indicates air condition - DRY/COMFORT/WET, allowing this humidity sensor to ensure you’re always aware of changes to your home/household with just a quick glance.
  • High accuracy and quickly refresh: Inside thermometer has high accuracy of ±2~3%RH and ±1°F, making it ideal for measuring fluctuating readings like in a greenhouse.
  • Data measurements are updated every 10 seconds to give you lastest changes of the environment.
  • High & low records: Accurate hygrometer digital thermometer displays high and low temperature & humidity, always get ready to the changes of the environment.
  • Healthier home & environment: Thermometer hygrometer with temperature and humidity monitor ensures proper indoor humidity control has important skin, allergen and other health benefits.
  • Can also be as refrigerator thermometer, freezer thermometer, reptile thermometer, soil thermometer, humidor hygrometer, cigar hygrometer and more.
  • Smart design: Indoor room thermometer features a tabletop stand to place the temperature monitor on your counter or use the magnetic back to attach to a fridge.
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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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Digital Thermometer Hygrometer, 1-Pack Indoor Humidity Meter, Home Temperature Thermometers Sensor Gauge, Temp Monitor Humidistat Acurite - Baby Room, Outside, Greenhouse Plant, Wall, Incubator

  • EASY TO READ & DURABLE - The digital thermometer for home is also equipped with a toggle button for Fahrenheit and Celsius so you can adjust it to suit your reading habits. Featuring a high-contrast color scheme and large numbers, the outdoor thermometers hygrometers screen lets you read temperature and humidity anytime, anywhere. The temperature acurite and humidity monitor has a durable LCD display that won't break even when placed in high humidity environments..
  • ACCURATE & SENSITIVE - Air can enter through the outside weather temp digital hygrometer wireless 's 24 vents, and a large airflow passes through the sensor to reflect the most accurate temperature and humidity levels around. The remote thermometer hygrometer updates every 10 seconds so your eyes can see what's happening in the air. Temperature accuracy is controlled to within ±1.8°F and humidity is controlled to within ±3%-5% RH..
  • MULTIPLE PLACEMENT OPTIONS - The temperature humidity meter has a metal bracket under the back that opens to keep the indoor outdoor humidistat standing on your desk. With strong magnets on the back, the temperature humidity monitor can be easily attached to the refrigerator door for easy storage and as a decent decoration. The temperature humidity gauge h....
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