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Extech Instruments Indoor Air Quality CO/CO2 Meter Green CO260

Extech Instruments Indoor Air Quality CO/CO2 Meter Green CO260. In high concentrations these gases can affect the health and well-being of people and pets. Monitor CO2 levels in schools office buildings greenhouses factories hotels hospitals... more

Walmeck Indoor Temperature Meter with Wireless Sensor Digital Temperature Meter Max & Min Record Large LCD Display for Home Bedroom Office (1 Sensor)

Digital temperature meter with wireless sensor is suitable for or indoor use like living room bedroom baby room office wine cellar greenhouse basement etc.-- two temperature(one by thermometer another by sensor) grasping environment changes in real... more

Walmeck Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter 3-in-1 Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time of decibel temperature and humidity on its display. Features: Auto calibration function. Screen brightness can be adjusted by hand. Different... more

Walmeck Water Tank Liquid Depth Level Meter Sensor with LCD Display

This multifunctional water level sensor is easy to install and use can detect water tank depth tank indoor etc. It is a practical water tank sensor. Features: This meter monitors tank liquid depth level and displays on a 10-element LCD bar graph. It... more

Walmeck Tank Liquid Depth Level Meter Sensor with LCD Display

This multifunctional level sensor is easy to install and use can detect tank depth tank indoor etc. It is a practical tank sensor. Features: This meter monitors tank liquid depth level and displays on a 10-element LCD bar graph. It can keep minmax... more

Walmeck Water Tank Liquid Depth Level Meter Sensor with LCD Display

This multifunctional water level sensor is easy to install and use can detect water tank depth tank indoor etc. It is a practical water tank sensor. Features: This meter monitors tank liquid depth level and displays on a 10-element LCD bar graph. It... more

Walmeck Water Tank Liquid Depth Level Meter Sensor with LCD Display

This multifunctional water level sensor is easy to install and use can detect water tank depth tank indoor etc. It is a practical water tank sensor. Features: This meter monitors tank liquid depth level and displays on a 10-element LCD bar graph. It... more

Lepmerk Hygrometer Indoor - Indoor Room Temperature Monitor Temperature Monitor Meter Temperature Monitor Monitor Meter Wine Meter Wine Cellar Indoor - Indoor Room Meter Wine Indoor Room Temperature

Humidity Gauge Indoor Thermometer - Digital Indoor Humidity Sensor Room Thermometer with Temperature Humidity Monitor Accurate Hygrometer Thermometer Meter for Home Greenhouse Wine Cellar: Humidity gauge indoor thermometer indicates DRY/COMFORT/ air... more

Walmeck Sound Level Meter Decibel Tester With Meters 30-130dba Noise With Max/min/data Mode MeterMeters Lcd Sound Tester With Max/min/data Tool Decibel Tester Sound Level Meter Decibel Meter Lcd

LCD Digital Sound Level Meter DB Meters 30-130dBA Noise Volume Measuring Tool Decibel Monitoring Tester with Max/Min/Data Hold Mode Want to test the sound level? Need to know the noise level for sound level control? Try this handy sound level meter it... more

Andoer Decibel Meter Temperature Humidity Sound Meter Temperature Meter Humidity Wall Mounted Indoor Wall Humidity Meter Screen Indoor Decibel Meter Noise With Temperature Mounted Environment Tester

Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter Multifunctional Home Environment Detector Indoor Wall Mounted Large Screen Tester Different colors and expressions face show the quality of the environment very... more

Walmeck Noise meter Noise 30-130dB Decibel Level Meter Display Sound Level Meter Device Sound Level 30-130dB Decibel Device ADBEN dsfen IUPPA ANRIO

A-weighted Noise Detector 30-130dB Mini Decibel Monitoring Device High Accuracy Sound Level Meter Digital Display with Backlight Comfortable Grip:Soft rubber keys design and the anti-slip sides ensure the decibel meter is easy to grip comfortable to... more

Walmeck Sound Level Meter with Large LCD Screen Wall Mounted Digital Sound Level Meter Digital Noise Meter Decibel Tester Noise Measuring Instrument 30-130dB Measuring With Sound Alarm

This instrument is mainly used for environmental noise measurement noise suppression monitoring quality control protection monitoring etc. Widely used in factories offices audio-visual venues transportation roads homes construction and other places... more

Walmeck Aquarium Thermometer Temperature Meter Waterproof Meter Waterproof NTC -50 ~110 Fish Tank Marine Incubator Fish Tank NTC Probe -50 LCD Thermometer Probe -50 ~110 Tank Temperature Meter HUIOP

Digital Aquarium Thermometer LCD Fish Tank Temperature Meter Gauge with Waterproof NTC Probe -50℃~110℃ for Refrigerator Fish Tank Marine Reptile Incubator Greenhouse The temperature gauge for fish tank lightweight features with tough housing LCD... more

Walmeck Level Meter Display Slope Meter -200 Display Level Display Level Meter Level Display Slope Yabuy YALIYA Rookin

HW-200 Digital Display Level Meter Angle Ruler Level Ruler Multifunctional Digital Display Angle Ruler Electronic Slope Meter Measuring range: 4×90° Package weight: 29.2 * 6.3 * 2.4cm With holes easy to and carry. Electromagnetic conservation level 3... more

Walmeck Thermo-hygrometer 50 Measurement / Thermometer Temperature Meter Min Value Display Measurement / Max LCD Thermometer Temperature 0 50 Measurement Meter 0 50 Max Min Value Temperature Meter 0

Mini LCD Digital Thermometer Temperature Meter 0℃～50℃ with Measurement ℃/℉ Max Min Value Display With easy-to-read LCD digital display for this thermometer you can easily keep an eye on the temperature in your room and aquarium. It is... more

Walmeck Humidity Recorder Humidity Temperature Data Point Test 80 RH Temp Humiture Test 80 000 Temp Humiture Meter Humiture Meter Heat Meter Heat Dew Data RH Temp Heat Dew Point U-SB QISUO

Mini USB Humidity Temperature Data Logger RH TEMP Datalogger Recorder Humiture Recording Meter with Heat Index and Dew Point Test 80 000 Record Capacity This intelligent temperature and humidity data logger is provided with a high-accuracy digital... more

Walmeck LCD Digital Sound Level Meter DB Meters 30-130dBA Noise Measuring Tool Decibel Tester with Max/Min/Data Hold Mode

Want to test sound level? Need to know noise level for sound level control? Try this handy sound level meter it s featured with wide measuring that measures sound level from 30dBA～130dBA. It can be widely used for sound level in homes office schools... more

Walmeck Digital Meter Sound Level Meter Decibel Tester 30-130dB LCD HUIOP Noise Volume Decibel ERYUE RUSUO HAVOU

LCD Digital Sound Level Meter Noise Volume Measuring Instrument Decibel Monitoring Tester 30-130dB This meter is featured with wide measuring range (30-130dB). It s portable and easy to use and a handy instrument for sound quality control in factory... more

hygrothermograph Screen With Time Meter Color Touchable Temperature Huity Meter Switch History Data Alarm Snooze Function Temperature Meter Function Temperature Indoor Meter Switch Vie

Indoor Outdoor Temperature Humidity Meter Color Touchable Screen with Backlight Time Alarm Function Household Desktop Multifunction Temperature Humidity Meter ℃ ℉ Switch History Data Viewing unit is XP4 waterproof has a long service time no need to... more

Walmeck head up display Display Car Water Temperature Meter Speed Oil Consumption Temperature Meter Car Oil Consumption Water Consumption Water Temperature ERYUE Head Display Head Up Display

Car Speedometer Digital Display Car Speed Voltage Oil Consumption Water Temperature Meter Car HeadUp Display Multifunctional Car HeadUp Projector This product is a car-mounted headup display equipped with an LED screen and a projection screen allowing... more

Hygrothermograph Station With Clock Temperature Meter Color Clock Temp. With Wifi Weather Color Screen Weather Meter Color Screen Clock Indoor And Temperature Meter With Clock Indoor

Tuya Wifi Smart Weather Station with Clock Indoor and Outdoor Temperature & Humidity Meter Multifunctional Large Color Screen Weather Clock Temp. & Humidity Gauge with 3 Sensor 3-Channel SupportIndoor thermometer wireless contain 1 main built-in wifi... more

hygrothermograph ℉ Switch Data Color Touchable Screen Snooze Function Indoor Temperature And Time Alarm Snooze Temperature Meter Screen With Time Meter ℃ ℉ Indoor Meter History Dazzduo

Indoor Outdoor Temperature Humidity Meter Color Touchable Screen with Backlight Time Alarm Function Household Desktop Multifunction Temperature Humidity Meter ℃ ℉ Switch History Data Viewing back of host with 2 magnetics for attached to metal... more

Hygrometer Cellar - Indoor With Temperature Thermometer Meter Indoor Thermometer Meter Wine Thermometer Room Thermometer With Huiop Indoor - Siuke Dsfen

Humidity Gauge Indoor Thermometer - Digital Indoor Humidity Sensor Room Thermometer with Temperature Humidity Monitor Accurate Hygrometer Thermometer Meter for Home Greenhouse Wine Cellar This model do not have backlight to extend battery . a indoor... more

Hygrometer Indoor Thermometer Meter Compatible With 230ft Meter Temperature Wifi Temperature Compatible With 230ft Super Indoor Eryue Xibany Iuppa 230ft Er Indoor Dsfen

WiFi Smart Temperature Humidity Sensor Compatible with Alexa 230ft Super Long Range Wireless Digital Hygrometer Indoor Thermometer Humidity Meter Temperature Humidity Monitor Sensor Large LCD -- Large LCD display with clear and large character easy to... more

Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter Multifunctional Home Environment Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time monitoring of decibel temperature and humidity on its display. Specifications: Color: white+black Material: plastics Measuring range: 30-130dB... more

Docooler Noise Measuring Instrument Digital Decibel Sound Meter Meter Humidity Meter 3-in-1 Detector Indoor Wall Mounted Large Screen Tester

Please note this item ships from an international seller. Expected delivery is 10-15 days. This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time monitoring of decibel temperature and humidity on its... more

Aibecy Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter 3-in-1 Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time of decibel temperature and humidity on its display. Features: Auto calibration function. Screen brightness can be adjusted by hand. Different... more

OWSOO Noise Measuring Instrument Digital Decibel Sound Meter Meter Humidity Meter 3-in-1 Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time of decibel temperature and humidity on its display. Features: Auto calibration function. Screen brightness can be adjusted by hand. Different... more

Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter Multifunctional Home Environment Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time of decibel temperature and humidity on its display. Features: display function to remind you to recharge in a timely manner. Different colors and... more

Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter Multifunctional Home Environment Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time of decibel temperature and humidity on its display. Features: display function to remind you to recharge in a timely manner. Different colors and... more

Lepmerk Sound Level Meter Data And Functions And Functions Office With Max Data With Sound Fy8837 Decibel Meter Sound Level Meter Noise Tester With Max Data And Color Display Noise With Lcd Color

FY8837 Decibel Meter with A/C Weighted Digital Sound Level Meter 30-130 dB Portable High-Precision Noise Tester with LCD Color Display Household Noise Measuring Instrument with MAX Data Hold and Flashlight Functions for Home Factory Office The decibel... more

Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter 3-in-1 Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time monitoring of decibel temperature and humidity on its display. Features: Auto calibration function. Screen brightness can be adjusted by hand.... more

Htovila Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter 3-in-1 Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time of decibel temperature and humidity on its display. Features: Auto calibration function. Screen brightness can be adjusted by hand. Different... more

Spirastell Hygrometer Meter LCD Display Meter Thermometer Indoor Temperature JINMIE Temperature Huity SIUKE DALYNN ometer Thermometer Meter L Display Daseey

Digital Hygrometer Thermometer Indoor Temperature and Humidity Gauge Monitor Meter with Large LCD Display for Home Bedroom Office Greenhouse Indoor hygrometer & thermometer provides simultaneous of temperature & humidity suitable for use in bedroom... more

Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter 3-in-1 Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time monitoring of decibel temperature and humidity on its display. Features: Auto calibration function. Screen brightness can be adjusted by hand.... more

Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter Multifunctional Home Environment Detector Indoor Wall Mounted Large Screen Tester

Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter Multifunctional Home Environment Detector Indoor Wall Mounted Large Screen Tester This product is a decibel meter that detects noise temperature and humidity it... more

Carevas Noise Measuring Instrument Digital Decibel Sound Meter Meter Humidity Meter 3-in-1 Detector Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise and humidity it combines sensors real-time monitoring of decibel and humidity on its display. Features: Auto calibration function. Screen brightness can be adjusted by hand. Different colors and... more

moobody Noise Measuring Instrument Digital Decibel Sound Meter Temperature Meter Humidity Meter hygrothermograph Indoor Wall Mounted Large Screen Tester

This product is a decibel meter that detects noise temperature and humidity it combines sensors real-time of decibel temperature and humidity on its display. Features: Auto calibration function. Screen brightness can be adjusted by hand. Different... more