Best Co Sensor

Air Quality Monitor Accurate Tester for CO2 Formaldehyde(HCHO) TVOC/AQI Multifunctional Air Gas Detector Real Time Data&Mean Value Recording for Home Office and Various Occasion.

  • [7-IN-1 Multifunctional]: This professional air quality monitor measures CO2, PM2.5, PM10, particle numbers, HCHO, temperature and humidity..
  • [Advanced Built-in Sensor]: Equipped with Temtop Laser PM2.5 sensor, SenseAir NDIR CO2 sensor, Dart electrochemical HCHO sensor and Sensirion temperature and humidity sensor..
  • [Audio Alarm]: The monitor will automatically alert through the built-in buzzer (MUTE function available) and the indicator light when the air pollution levels get too high..
  • [Wide Applications]: Built-in 70,000 sets of data storage capacity. Download data to PC via USB (CSV format), easy calibration for CO2 and HCHO sensor suitable for industrial or domestic use...
  • [What You Get]: A Temtop M2000 air quality monitor, charging cable, reset pin, user manual, Temtop 12-months warranty & 24/7 customer support access via email and phone..
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First Alert BRK SCO2B Smoke and Carbon Monoxide CO Detector with 9V Battery White

  • Separate smoke and co detects both dangers and eliminates the need for two separate alarms.
  • Electrochemical co sensor is the most accurate technology available.
  • Latching alarm indicator remembers which unit initiated an alarm.
  • Separate Smoke and CO detects both dangers and eliminates the need for two separate alarms.
  • Electrochemical CO Sensor is the most accurate technology available.
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X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display Standalone Model

  • 2-in-1 Protection: The combination smoke and CO detector detects both smoke and carbon monoxide faster and more accurately using a photoelectric smoke sensor and an electrochemical CO sensor.
  • 10-Year Battery: The fire and CO alarm is built with a sealed lithium battery that provides 10 years of continuous power, saving you from changing batteries and power outage.
  • Combination Alarm with CO Readings: The informative LCD will show you the battery level and real-time CO levels in PPM (parts per million).
  • Simple Installation: Requires no rewiring.
  • easy to mount this smoke and carbon monoxide alarm on any wall or ceiling with the included mounting bracket, screws, and anchor plugs.
  • Informative LCD: Displays real-time CO levels from 30–999 ppm (parts per million) taken from the surrounding air, as well as battery level and working status.
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X-Sense 10-Year Battery Smoke and Carbon Monoxide Alarm with Display, Dual Sensor Smoke CO Alarm, Auto-Check, SC01, Pack of 1

  • 10-Year Battery Smoke and CO Detector: Provides 10 years of continuous power with built-in lithium batteries.
  • Combination Alarm with CO Readings: The informative LCD display clearly indicates real-time carbon monoxide (CO) levels in the surrounding air, as well as its battery level and working status.
  • 2-in-1 Protection: The smoke and carbon monoxide detector is equipped with both photoelectric smoke sensor and electrochemical CO sensor that both detect smoke and dangerous CO levels.
  • Practical LCD Display: Clearly indicates real-time carbon monoxide (CO) concentration in the surrounding air, as well as the remaining battery life and working status of the alarm.
  • if a CO concentration of 30-999 ppm exists for a certain time period, the screen will be backlit blue, and the LED indicator will flash red 4 times every 5.8 seconds.
  • Simple Installation: Requires no rewiring.
  • easy to mount this fire and CO alarm on any wall or ceiling with the included mounting bracket, screws and anchor plugs.
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Ecoey Carbon Monoxide Detector CO Detector Alarm Battery Operated Low Battery Warning Figaro Sensor, FJ119 2 Pack

  • Advanced Technology003e003e003e Import Figaro sensor, high consistency and stability. Sensor range: 0-10000PPM. Keep the CO alarm away from kitchens, garages and furnace rooms. Dust, grease and household chemicals can affect the sensor.
  • Human Alarm Sounds003e003e003e If the carbon monoxide detector come into the status of CO alarm warning, the alarm will alarm in lower volume (003c85dB) for around 10 seconds, then a normal alarm volume (003e85dB). It avoids people to be scared suddenly by loud alarm sound.
  • Led Indicator003e003e003e Carbon monoxide alarm reports working situation by LED colors. Green LED flashes every 30 seconds, indicates normal operation. When first power on, preheated 30 seconds before the green light flash every 3 seconds. Red is alarm state, and yellow is fault.
  • 5 Year Lifetime003e003e003e CO alarm is powered by 2 1.5V AA Alkaline batteries, can be used for at least 5 years. If low power, the red LED flashes with chirps twice every 35 seconds, please replace in 7 days. Product life: 7 years after initial power up.
  • Test/Silence Button003e003e003e The TEST/SILENCE button allows you to test the CO alarm for problems and easily mute the alarm for 5 minutes when a false alarm occurs. CO detector is easy to install and can be installed any....
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INFICON D-TEK Stratus Refrigerant Leak Detector and Portable Monitor, Model: 724-202-G1,Off-White

  • Refigerant leak detector and portable monitor.
  • Cloud hunter and pinpoint modes is like having two leak detectors in one.
  • Detects all CFCs, HCFCs, HFCs, HFOs and CO2 (Requires CO2 sensor, sold separately).
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Carbon Dioxide CO2 Controller Monitor Meter Day and Night Control Relay Function 4.5m NDIR Sensor Probe Cable for Green House Grow Room Factory Home Office

  • FEATURES: low drift NDIR CO2 sensor, Auto day/night detection, big LCD display with real time value, Monitoring & Controlling CO2 value in Greenhouse....
  • APPLICATION: 1. Greenhouse - highly accurate digital CO2 controller measures the carbon dioxide level in the grow room and automatically turns off the....
  • Sensor 124 x 33 x 26 mm with 4.5 meter long cable.
  • CHART DISPLAY: adjustable time scale (week/day/hour/min/auto), Auto Max. /Min. Recall, Target zone indicator.
  • ACCURACY LEVEL: CO2 below 3000ppm ±50ppm or ±5% of reading, whichever is greater / CO2 above 3000ppm ±7% of reading.
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X-Sense SC01 10 Year Battery Not Hardwired Smoke and Carbon Monoxide Detector with Display Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards Auto-Check 5-Pack

  • 10-Year Battery Smoke and CO Detector: Provides 10 years of continuous power with a built-in lithium battery.
  • Combination Alarm with CO Readings: the large LCD display clearly indicates real-time carbon monoxide (CO) levels in the surrounding air, as well as....
  • 2-in-1 Protection: The smoke and carbon monoxide detector is equipped with both photoelectric smoke sensor and electrochemical CO sensor that both....
  • Practical LCD Display: Clearly indicates real-time carbon monoxide (CO) concentration in the surrounding air, as well as the remaining battery life....
  • Simple Installation: Requires no rewiring.
  • easy to mount this fire and CO alarm on any wall or ceiling with the included mounting bracket, screws and....
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Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Wired, White

  • Detects CO: Carbon monoxide is an invisible poisonous gas. Nest Protect tells you where it's hiding..
  • A Light in the Dark: Usually Nest Protect has its light turned off but when you walk underneath it Pathlight can light your way..
  • Fast Detection: Every second counts. The Split-Spectrum Sensor looks for both fast and slow burning fires..
  • Know from anywhere: Connect Nest Protect to Wi-Fi and it will send an alert to your phone if the alarm goes off or the batteries run low.
  • Wireless: Working Wi-Fi connection: 802.11b/g/n @ 2.4GHz Wireless reconnect: 802.15.4 @ 2.4GHz Wireless Interconnect: 802.15.4 @ 2.4GHz Bluetooth Low Energy (BLE). Tells you what and where: It speaks up to tell you if there's smoke or CO and where..
  • App Silence: Nest Protect is the first alarm you can hush from your phone. Simply walk to the Nest Protect that noticed the problem and open the Nest app..
  • Split-Spectrum Sensor: In an emergency seconds count. Nest Protect uses two wavelengths of light to look for both fast and slow burning fires..
  • This Google Product features the Google Seal for Online Marketplace when purchased from a seller other than Amazon..
  • Know from anywhere: Connect Nest Protect to Wi-Fi and it will send an alert to you....
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