Reviews O2 Gas Alarms

HZXVOGEN Portable Gas Detector Gas Clip 3 Alarms 4-Gas Monitor Meter Tester Analyzer Rechargeable LCD Display Sound Light Shock Air Quality Tester – Ready to Use

  • ...ility, accurate measurement, and quicker response time(.
  • THREE ALARM METHONDS - HZXVOGEN 4 in 1 gas detector(EX, CO, H2S, O2) is READY TO USE - quickly start to work once you turning on it. This portable voice type alarm gas clip has adjustable audio, visual, and vibration alarms alert when preset levels are reached. It can accurately measure the gas concentration with easy-to-read number shown on the lcd display.
  • EASY CARRYING AROUND & WIDE APPLICATION – HZXVOGEN gas detector came with a super nice padded case. It has compact size and unique clip design which make it be convenient for user to carry around. This gas detector can be widely used in home, petroleum, metallurgy, agriculture, chemical industry, refining, fire prevention, effectively predicting, etc. as to ensure the safety of you. With this detector your family, friends or workmates are assured safety, if living or working in a polluted area.
  • HIGH QUALITY, LOWER ERROR - HZXVOGEN gas detector is made of high strength ABS and Anti-slip grip rubber. Waterproof, dust-proof and explosion-proof, Detection error better than ≤±5% F.S. and response time: T.
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BW Technologies XT-XWHM-Y-NA GasAlertMax XT II 4-Gas Detector with Pump, Combustible, O2, H2S and CO, Yellow

  • Four-gas detector for surveying levels of H2S, oxygen (O2), carbon monoxide (CO), and combustibles in natural and industrial environments, and in other personal safety, training, research, and ambient air monitoring applications.
  • Electrochemical cell sensor measures H2S and carbon monoxide levels in ppm, capillary-pore fuel cell measures oxygen in percent by volume, and catalytic bead combustible sensor measures explosive gases in percent LEL.
  • Audio, visual, and vibration alarms alert simultaneously when ambient H2S, oxygen, carbon monoxide, and combustible gases reach preset low, high, TWA, or STEL levels.
  • LCD screen shows up to four ambient gas concentrations, battery level, alarm condition, and the status of calibration, bump, and sensor self-tests.
  • Integrated diaphragm pump allows for localized sampling of the atmosphere for more precise readings than those generated through diffusion.
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Mares Smart Air Dive Computer Wrist Watch with or Without LED Transmitter (Black with Transmitter) (414138-414319)

  • Now with Air Integration Technology, Optional with or without Hoseless Transmitter, Simplistic Interface Design, 3 Gases Ranging from 21% to 99% O2, Imperial/Metric Display..
  • Doubles-As-Watch: Dual Time Zones, Alarms, & Calendar, Customizable Audio Alarms, Surface Interval Countdown & Residual Nitrogen Reset, Dive Log Transferrable to Computer: PC or MAC..
  • User Replaceable CR2450 Battery, Battery Life of 100 to 150 Dives, LCD Segmented Display & Backlight for Optimal Visibility, Memory Capacity: 95 Hours, Fresh/Salt Water Measurements..
  • Scratch-Resistant Mineral Glass Lens, Two-Button System for Easy Menu Navigation, Current Depth, Max Depth, Temperature, & Bottom Time Display, Operating Modes: Air, Nitrox & Free-Dive..
  • Visual Ascent & Descent Rates with Optional Alarms, Altitude Adjustable Up to 12,100' (3,700m) Pre-Dive Planning Features, Maximum Operating Depth: 492' (150m) Freediving Mode (apnea) w/Dedicated Alarms..
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GX-2009, 4 gas, LEL / O2 / H2S / CO with alligator clip and 115 / 220 VAC charger by RKI Instruments

  • GX-2009, 4 gas, LEL / O2 / H2S / CO and 115 / 220 VAC charger.
  • Simultaneous detection of 4 gases, LEL, O2, H2S & CO.
  • Note: For 220 VAC, order accessory 45-2430RK Plug adapter for charger, US to Euro.
  • Smallest / Lightest 4 gas monitor on the market.
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3 Packs Gas Detector & Alarm - Hembisen Plug in Propane and Natural Gas Detectors for Home,RV & Kitchen Combustible Gas Leak Detector Monitor for LNG LPG Methane.

  • 【Hembisen Natural Gas Detector & Alarm 】- This is a new upgraded gas detection alarm with innovative design, sensitive sensor, LCD display of....
  • 【Easy to Install】 - Plug and play directly into the power supply, very easy to use, allowing you to save a lot of time for other more interesting....
  • 【Avoid False Alarms】 - Hembisen gas detection alarms use catalytic combustion sensors with sensitive sensing and high accuracy, avoiding the....
  • 【85dB High Volume Alarm & LCD Digital Display】 - When the natural gas or combustible gas concentration leaks reach a preset level, this gas....
  • Hembisen Home Gas Detection Alarms are suitable for detecting natural gas, propane, methane, butane, LNG, LPG, etc..
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testo 300 Kit - Commercial Combustion Analyzer Kit with Bluetooth printer I CO Meter for flue gas, draft, differential pressure and ambient CO levels of heating systems

  • Efficient: The combustion tool was made for the challenges of intensive daily use and measures carbon monoxide and O2 level, temperature, draft, and differential pressure.
  • Commercial Use: Easily carry out legally prescribed measurements thanks to the integrated fine pressure and 4 Pa measurement, as well as instant draft and gas zeroing.
  • Easy application: Start measuring from standby mode at the touch of a button. Extra strong magnets at the back of the meter enable a hands free and secure measuring operation.
  • Durable: The flue gas meter is equipped with an extremely sensitive CO and O2 sensor with up to 6 years of life expectancy and a measuring range up to 4,000 ppm.
  • Complete Set: O2 and CO sensors ((4,000 ppm), power supply (USB), probes and filters, easyHeat software, wireless printer and spare thermal paper.
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testo 300 I Residential and Commercial Combustion Analyzer Kit with optional bluetooth printer I CO Meter for flue gas, draft, differential pressure and ambient CO levels of heating systems

  • Efficient: The combustion testing tool reliably measures the carbon monoxide and O2 level of furnaces and boilers, as well as temperature, draft and differential pressure.
  • Durable: The flue gas meter is equipped with an extremely sensitive CO and O2 sensor with up to 6 years of life expectancy and a measuring range up to 4,000 ppm.
  • Easy application: Start measuring from standby mode at the touch of a button. Extra strong magnets at the back of the meter enable a hands free and secure measuring operation.
  • Intuitive: Thanks to the large HD smart touch display with a clearly structured measurement menu, the flue gas detector offers all measurements at one glance.
  • Complete Set: Includes long life O2 and CO sensor, retrofittable NO Sensor, spare combustion probes and filters, rugged hardshell case and easyHeat software.
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Gas Detector, CHNADKS 4 Gas Monitor H2S,O2,CO and LEL Multiple Indicator with Vibration, Audible, Visual 4 Gas Monitor Personal Rechargeable Gas Sniffer Alarm with LCD

  • ADKS-4 is a portable 4 gas detector for carbon monoxide (CO), oxygen (O2), hydrogen sulfide (H2S), and combustibles (EX) from CHNADKS, using imported sensors with lifetime of 2-5 years.Can be continuously detect the concentration of leaking gas..
  • Upgraded 4 gas Monitor: Easy operate, LCD real-time display. Three Alarm for light, sound and vibration indication. Waterproof IP54, fast response within 45s, standby time 16-18 hours..
  • Technical Data:Multiple explosion-proof signs, respectively, Ex ib IIB T3 Gb.
  • long sensor life: LEL, HzS, C0: 2~3 years, O2: 5 years.
  • working environment temperature is -20℃~ 50℃.
  • The 4 gas detector size is 130*65*45(mm) and the weight:0.5kg.
  • Usage Environment:The 4 gas monitor is widely used in petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution, biochemical medicine, agriculture and other industries..
  • Please Note:The battery pack cannot be removed or replaced in an explosive atmosphere, and the battery pack cannot be charged. Peripheral plug-in devices that are n....
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AirPhysio Health & Wellness Natural Device

  • ✅ NOT MADE IN CHINA- unlike other brands, our OPEP device is made in Australia and is internationally award winning..
  • ✅ NO ONGOING COSTS- No batteries, no refills and no liquids required.
  • ✅ EASY TO USE- hand held and fits in your pocket with written and online video instructions.
  • ✅ QUICK TO USE- most people only need to use for 1- 5 minutes, 1-2 times per day.
  • ✅ O2 PERFORMANCE TRAINER- increase O2 and CO2 gas transfer to increase exercise time and reduce recovery time.
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Aqua Lung i550C Dive Computer

  • Audible alarms and additional high-visibility LED warning light for additional safety. Water-activated (turns on automatically).
  • Pre-dive planning feature allows a preview of planned dives. Automatic altitude adjustment ensures an accurate profile.
  • History Mode includes total number of dives, max depth, total dive hours, and lowest temperature. Single button access to last dive display (max depth and bottom time).
  • Nitrox mix to 100% O2. Optional deep stop with countdown timer. Extended Range Gauge Mode. Salt or fresh water dive selection.
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testo 300 I Residential and Commercial Combustion Analyzer Kit & 510 Digital Manometer I Dual-Port Differential Pressure Meter for air Conditioning Systems and Ventilation ducts

  • Product 1: Efficient: The combustion testing tool reliably measures the carbon monoxide and O2 level of furnaces and boilers, as well as temperature, draft and differential pressure.
  • Product 1: Durable: The flue gas meter is equipped with an extremely sensitive CO and O2 sensor with up to 6 years of life expectancy and a measuring range up to 4,000 ppm.
  • Product 1: Easy application: Start measuring from standby mode at the touch of a button. Extra strong magnets at the back of the meter enable a hands free and secure measuring operation.
  • Product 1: Intuitive: Thanks to the large HD smart touch display with a clearly structured measurement menu, the flue gas detector offers all measurements at one glance.
  • Product 2: Versatile: The testo 510 measures differential pressure, total external static pressure, manifold pressure and duct velocities, making it ideal for HVAC/R field servicing technicians.
  • Product 2: Precise measurements: Thanks to the temperature and air density compensated pressure sensor, the air pressure meter delivers accurate data for ten different measurement units.
  • Product 2: Always ready: The backlist display, in conjunction with its intuitive design and magnets on the back, allow for a convenient application of the compact digital pressure g....
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5 Gas CO HC CO2 O2 NOx Exhaust Gas Analyzer

  • CO, HC, CO2, O2, NOx Exhaust Gas Analyzer, model 9005.
  • Battery powered and self- contained infared gas analyzer.
  • Small, lightweight, and rugged with easy to read LED display.
  • PC compatible RS 232 PC interface and supporting software.
  • Fuel selection: Allows HC to be measured and displayed as Hexane for Gasoline, Propane for LPG, and Methane for CNG.
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Kidde Nighthawk Carbon Monoxide Detector & Propane Natural & Explosive Gas Detector AC-Plug-In with Battery Backup Digital Display White

  • Easy to install CO and explosive gas alarm with three convenient mounting options including AC wall outlet, plugin six foot power cord, or table top.
  • Carbon Monoxide (CO) alarms four quick beeps, followed by five seconds of silence, followed by four quick beeps. Displays CO concentration.
  • Gas alarms one second of alarm on, one second of alarm off, repeating with “GAS” shown in display.
  • Loud pulsing alarm that will sound to alert you to a potential problem.
  • Low battery warning feature indicates when the battery needs replacement.
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