ReviewsCo2 Detective Alarm

KOPUO Indoor Air Quality Monitor, Home CO2 Detector Meter, Tabletop Digital Temperature and Humidity Gas Pollution Detector, NDIR Channel Sensor, LED Display Carbon Dioxide Tester for Home, Office.

  • ...: CO2, Temperature, Humidity,Time,AQI. Large and clear reading, with 3-color indicator AQI, All can accurately know the environmental quality immediately from wherever you look at it. Improved indoor air quality monitors can accurately detect a wide range of substances in the air..
  • 【Long battery life & Auto Alarm Function】:The built-in 2000 mAh battery can provide more than 10 hours of standby time when fully charged, in addition to real-time power through the included usb charging cable. When the air pollution index exceeds the standard, it will automatically remind of the alarm, The function key quickly to turn on/off the automatic alarm function (An alarm will be issued when the CO2 reading exceeds 1000ppm)..
  • 【Portable & Easy Operation】: Just one button operation to switch on/off, A portable detector the size of a palm, is easy to carry and can detect the gas quality in living room, bedroom, school, office, kitchen, car, hotel, campground etc. environment. In addition， We will serve you wholeheartedly within 24 hours..
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Digital 3-in-1 Indoor Air Quality Meter CO2 Meter/Themometer/Humidity Monitor 9999ppm Logger Indoor Air Quality (IAQ) ABC CO2 Automatic Baseline Calibration (ABC) (with CD Software and USB Cable)

  • Display Triple Measurement CO2 METER, TEMPERATURE.
  • Super large LCD w/ 15° Tilt Angle & large digital readoutfor easy to see and read / Indoor air quality level indication (Good, Normal, Poor).
  • Audible Alarm warns CO2 Air Quality on both high limit & low limit (adjustable).
  • Advanced CO2 Logger, your best IAQ watcher.
  • ABC CO2 Automatic Baseline Calibration (ABC) and manual CO2 calibration.
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Temtop Air Quality Monitor CO2 Detector Professional Carbon Dioxide PM2.5 PM10 Formaldehyde Temperature and Humidity Monitor w/Audio Alarm Data Export (M2000 2nd)

  • 8-IN-1 MULTIFUNCTIONAL CO2 MONITOR. Adopts SenseAir NDIR carbon dioxide sensor, Dart HCHO sensor, and Temtop professional-grade particle sensor. Gather the world's top technology to provide you with comprehensive air pollution monitoring..
  • AUDIO ALARM AND COLORFUL AIR QUALITY LEVEL INDICATOR. Know the air at a glance, you can also set the alarm threshold according to your needs..
  • DATA EXPORT AND EASY CALIBRATION. Export full data via USB including CO2, PM2.5, PM10, HCHO, particles, temperature, and humidity. Built-in calibration program for CO2 and HCHO. The RAM supports more than 3 months of continuous data logging..
  • SUITABLE FOR BOTH INDOOR AND OUTDOOR. Adopts colorful TFT display with backlight, ergonomic design, and rechargeable large capacity battery, you can use it for home, office, lab, or carry it to travel..
  • WHAT YOU GET. M2000 air quality monitor, charging cable, carry case, user manual, Temtop 12-months warranty & 24/7 customer support access via email and phone..
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Extech CO260 Indoor Air Quality CO/CO2 Meter

  • Measures CO, CO2, Dew point, wet bulb, air temperature, and relative humidity on large backlit LCD.
  • Built-in maintenance free NDIR (non-dispersive infrared) CO2 sensor.
  • Programmable CO warning level with audible alarm.
  • Calculates statistical Weighted averages of twa (8 hour time Weighted average) and stel (15 minute short term exposure limit).
  • Continuous datalogging up to 32K readings.
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Upgraded Mini CO2 Detector, Multi-Function CO2 Monitor Meter Air Quality Monitor Carbon Dioxide Detector Portable Temperature and Humidity Detector for Travel Home Indoor or Anywhere You Use

  • ...r and outdoor CO2 concentration, the detection range is 400-5000PPM, it can also monitor Humidity range(0-99%RH) and Temperature range (-10-50℃)..
  • 【Large Full-Color LCD Screen Design】The mini CO2 meter can monitor CO2 concentration in real time and can send out smart alarms according to different concentrations of CO2. At the same time, this CO2 detector with large full-color LCD screen design is easy to read with eye protective function..
  • 【Easy to Carry】The portable carbon dioxide detector is lightweight and compact, combining beauty and technology, easy to carry, with an anti-loss hanging rope, allowing you to keep informed of environmental changes around you..
  • 【Upgraded Button Function】The CO2 monitor with three buttons design,The "M" key can adjust the brightness, it has 3 different brightness,choose the low brightness mode can help you save the battery, the Power button can Switching degree Fahrenheit and Celsius with short press, long press is to turn on or off the device, The "S" key can turn on or off the Alarm with short press, long press to calibration data..
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4VWIN Wireless Home Security Driveway Alarm 1 Receiver and 1 PIR Motion Sensor Detector Infrared Alert System Kit

  • LONG RANGE CONNECTION - Motion Sensors can connect with Receivier from up to 350 feet away(in open space)!.
  • PASSIVE DETECTION - Passive Infared (PIR) Technology continuously monitors for motion up to 25 feet away from sensor for any intrusion.
  • ADJUSTABLE ALARM - Choose between high or low volume alerts and flash the LED warning lights. Privately be aware when sensors have notice guests arriving to your property or raise the volume to warn trespassers to go away.
  • AVOID FALSE ALARM -Do not place the detector in areas where the wind will active it, also try to keep the detective in a clear path to the receiver, so that you can get optimal performance.
  • LONG LASTING POWER - Alarm Base: 3x Size 'C' 1.5V Battery or 6V DC Power Adapter (Not Included).
  • Motion Sensor: 1x 9V Battery Each (Not Included)（For the best performance, please use fresh,high-quality, Alkaline batteries.）.
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bluSensor® IoT - Remote Monitoring

  • humidity, temperature, dew-point, CO2, TVOC, air pressure, ambient light sensor.
  • alarm notifications via e-mail, sms, voice.
  • other supported cloud provider: IBM Watson IoT, MQTT.
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4VWIN driveway alarm provides a convenient and economic way to alert you the moment when someone is approaching your home

  • LONG RANGE CONNECTION - Motion Sensors can connect with Receivier from up to 350 feet away(in open space)!.
  • PASSIVE DETECTION - Passive Infared (PIR) Technology continuously monitors for motion up to 25 feet away from sensor for any intrusion.
  • ADJUSTABLE ALARM - Choose between high or low volume alerts and flash the LED warning lights. Privately be aware when sensors have notice guests arriving to your property or raise the volume to warn trespassers to go away.
  • AVOID FALSE ALARM - Do not place the detector in areas where the wind will active it, also try to keep the detective in a clear path to the receiver, so that you can get optimal performance..
  • LONG LASTING POWER - Alarm Base: 3x Size 'C' 1.5V Battery or 6V DC Power Adapter (Not Included).
  • Motion Sensor: 1x 9V Battery Each (Not Included)（For the best performance, please use fresh,high-quality, Alkaline batteries.）.
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BeeSmile Detective Costume Accessories Set Detective Hat Pipe Magnifier Glass Role Play Dress Up Costume Detective Cosplay Prop (Coffee)

  • Great Value Package:You will get what you see in the option,this detective outfit is so cool that you will get full of happy cosplay fun. Classic detective costume kit will provide a funny look,making you stand out in the crowd..
  • Detective Hat:This classic detective houndstooth hat is made of high quality cotton,it is very natural skin care, lightweight and breathable.There are two different color for you to choose,they will brighten your party and life.You can have fun and take photos to record the memories and good times..
  • Detective Magnifying Glass:The detective magnifying glass has extra sharpness and clarity,suitable for viewing small print or objects,it is very convenient and practical.It's not only a great detective cosplay prop, but also applicable to reading, circuits, jewellery evaluating,household using and so on,giving you novel experience.
  • Detective Prop:The detective rop is made of non-toxic and safe material,durable and lightweight,which can be used with confidence.With cool design,the detective prop can not only be matched with detective-type clothing, but also can be added to captain or sailor suits or children's elderly suits,is a funny accessory for your dress up..
  • Wide Application:This detective costume accessory set is perfect choice....
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HOTKREM Indoor 5-in-1 Air Quality Monitor,CO2 Carbon Dioxide Detector,CO2 Monitor, pm2.5 pm10 pm1.0 Detector, Meter,Temperature and Humidity,for Grow Tents,Homes,Cars,Farm etc

  • 2.8 inch TFT color display, easy to read and use. Six levels of visual cues with variable colors. Easy to operate, one button start..
  • Detect CO2,, temperature and humidity at the same time. Fahrenheit and Celsius can be switched freely..
  • CO2: Non dispersive infrared (NDIR) principle, built-in automatic calibration program, measurement interval of 4 seconds, accuracy of ± 40ppm. CO2 Air Quality Warning Alarm (Good=Green, Norma=Yellow& Poor=Red)..
  • AQI: AQI is calculated according to the US Environmental Protection Agency (EPA 454/B-18-007) formula. Air grade color display..
  • It is used to measure pm2.5, CO2, temperature and humidity. For example, families, cars, offices, hospitals, kindergartens, plant sheds, farms, etc..
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Forgiving Lies: A Novel

  • True Detective (Complete Season 1 & 2) - 6-Disc Box Set ( True Detective - Season One and Two ).
  • True Detective (Complete Season 1 & 2) - 6-Disc Box Set.
  • Lolita Davidovich, Matthew McConaughey, Colin Farrell (Actors).
  • Cary Joji Fukunaga (Director) - True Detective (Complete Season 1 & 2) - 6-Disc Box Set ( True Detective - Season One and Two ) (Producer).
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