Reviews Oxygen Level Meter

Decibel Meter, CURCONSA SPL Meter, Portable Sound Level Meter, 30dB to 130dB, LCD Display, can be Used in Homes, Factories and Streets（Blue）

  • ❤【Widely Used】 A decibel meter is an instrument used to measure ambient sound levels. Decibel meter can be used in homes, factories, workshops, schools, residential areas, offices, streets, hotels, hospitals, laboratories, theaters and sound systems, the scope of application is very wide and an indispensable tool in life.
  • ❤【High Precision】 The measuring range of the sound level meter is 30dB to 130dB with fast response speed and stable and reliable performance. Sound level meter is a high-precision noise meter with an accuracy of ± 2.0 dB. Real-time monitoring can give you accurate data on the sound level in the area.
  • ❤【A / C Double-weighting Measurement】 The A-weighting simulates the frequency characteristics of low-intensity human ear noise, which is suitable for the detection of ambient noise. The C-weighting simulates the frequency properties of high-intensity noises of the human ear, which are suitable for the sound pressure analysis of machine motors and machines. More professional measurement methods provide users with a more perfect user experience.
  • ❤【Fast and Slow Response Rate Conversion】 The spl meter has the function of converting the fast and slow response rate. The fast response rate uses a time constant of 125 mil....
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PH Meter, TDS PPM Meter, Soil PH Tester, PH/EC Digital Kit, 3 Pack

  • ...ow) +1 TDS & EC Meter (blue)+1soil tester kit (green). Total is 3 PCS..
  • Functions - The digital pH pen is equipped with auto temperature compensation function. TDS meter has lock & auto shut off function(Kindly remind : This meter can't test sea water.). Pushing the button, it can display the data about water purity level on the screen in PPM (parts per million). The soil meter can test soil pH to help you control the PH level in soil. (Note: this tester is designed for testing soil ONLY.).
  • Accurate & reliable - these testers can test quickly and accurately within ±0.01 pH. It only takes a few seconds to show accurate and stable reading for the result to appear on screen..
  • Easy to use - ph tester and TDS meter have sensitive electrode sensor ,simply press "ON". It only takes a few seconds for your result to appear the data on screen. Soil test kit just need to insert the probes into the soil about 4-6 inches, and wait for about 10 seconds to read the intuitive data. No battery required..
  • Widely application - these meters are designed small and convenient. PH meter and TD&EC meter can test pH balance, ideal for testing drinking water, swimming pools, aquarium, spas, hydroponics, food and more. Soil tester is applicable to plants, garden, lawn and farm su....
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YINMIK 2nd Generation pH TDS Tester Combo with Horizontal Display Digital pH Meter Professional PPM Meter for Hydroponics Swimming Pool Aquarium Household Drinking Homebrew

  • [Fully Meet the Needs of Hydroponic Growers] pH Meter: Monitoring the pH level of the hydroponic nutrient solution to ensure it can be maximum accessed by the plants. TDS & EC Meter: Keep tracking of the amount of nutrients in your solution to prevent it from being too high or too low and hindering the healthy growth of plants..
  • [Helpful for Aquarist] pH Meter: Keep the balance of pH value of fish tank, drastic fluctuations in pH value can seriously damage the survival environment of fish. TDS & EC Meter: Monitor the amount of ionic salts in the tank to remind fish keepers when to change the water to balance the ratio of various substances..
  • [Friendly for Pool Owners] pH Meter: Keep the pool water at the right pH level, which is friendly to swimmers' skin and eyes. TDS & EC Meter: Keep the TDS value of the pool water appropriate can extend the life of the pool equipment..
  • [2nd Generation pH TDS Meter Combo] Tired of using 1st generation yellow ones with small vertical reading display? The screen of YINMIK 2nd pH TDS meter combo is designed for horizontal display, when you check the pH TDS or EC value, you can always get temperature reading simultaneously, which makes your job easier and more comfortable.
  • [What You Get] YK-P01B pH Meter *1, YK-E01B T....
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Quest AsthmaMD Lung Performance Peak Flow Meter Measures Lung Performance for Athletes asthmatics Breathing Lung Exerciser Breath Measurement System Includes Downloadable Free Tracking App

  • STRENGTHEN your respiratory muscles with this lung exerciser. Works both your inspiration and expiration muscles and helps increase your level of....
  • Single Patient use device that measures how fast air leaves the lungs when you blow forcefully after fully inhale. Keep track to help know if your....
  • Perfect for Athletes and Exercise, oxygen users and asthma. Dual flow range accurately measures for both adults & children. Instant readings track....
  • AsthmaMD App: We proved a Free app for accurate monitoring of your asthma. Manually enter the highest of your 3 readings. You can email your log to....
  • Created by a Doctor for Better Asthma Control. Includes Full Range Peak Flow Meter, Instructions, Paper Asthma Log, and Free Download Tracking App.....
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CONTEC LED CMS50M Pulse Oximeter,SpO2 and PR Value Waveform Blood Oxygen Neck/Wrist Cord

  • [Accurate & Fast Results]- Measures accurately and quickly spo2(blood oxygen saturation of arterial hemoglobin levels), pulse rate, bar graph and....
  • [Portable & Easy To Use] -The light-weight oxygen monitor is about 50g(with the batteries), you only need to put your finger in the fingertip pulse....
  • [Comfortable & Long Battery Life] -The CONTEC oxygen meter's fingertip clip use silica gel mairal,is soft and easy for a wide range of finger sizes,....
  • [Screen is easy to see and read] -The CONTEC pulse oximeter is intended for sports and aviation use only and is not a medical device. Please....
  • [What's Included] -The CONTEC pulse oximeter *1,Handy carry pouch*1,Long lanyard(Neck/Wrist Cord)*1,User manual*1..
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48V Battery Fuel Gauge Indicator, Golf Cart, Yamaha,EZGO, Fork Lifts,Club Car,LED Battery Indicator Meter Gauge

  • 【48V Battery Fuel Gauge】The 48 Volt Led Battery Meter compatible with Golf Cart Club Car EZGO Yamaha 48 Volt LED Battery Gauge Meter, Works with 48V Lead-Acid Batteries in Golf Carts, Forklifts, Trucks, Scooters and More..
  • 【LED Battery Indicator Meter】10 segment LED Bar Graph display, 10% per segment：3 color LED display,different light displays different battery level visually.
  • LED flash for low charge&high charge warning.
  • 【Note】The second LED from the left flashes as a warning that the batteries voltage has been discharged to 80% of their capacity.It is strongly recommended to recharge the batteries when you get to the 3rd Yellow LED, this is a safety precaution to avoid dead batteries.
  • 【 Installation Notes】Make sure your "C" terminal is either connected to the Battery "+" or a Key switch, Meter will scan from full to empty then shuts off .Meter will stay full position while first is connected with batteries and indicate the actual battery level after 155 seconds..
  • 【 Battery Indicator】The 48V Battery Indicator is made of high quality ABS material, waterproof, heat resistant, reliable performance.Displayed with 10 segment LED bar graph (1 Red, 2 Yellow and 7 Green LED), different light displays different battery level..
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Asthma Peak Flow Meter - Breathing Exerciser and Lung Performance - Breath Measurement System, Peak Flow Meter Measures Lung Performance for Athletes, asthmatics, Breathing Lung Exerciser.

  • STRENGTHEN your respiratory muscles with this lung exerciser. Works both your inspiration and expiration muscles and helps increase your level of activity and exercise. Very effective in asthma and building stamina..
  • Single Patient use device that measures how fast air leaves the lungs when you blow forcefully after fully inhale. Keep track to help know if your respiratory symptoms are worsening or not.
  • Perfect for Athletes and Exercise, oxygen users and asthma. Dual flow range accurately measures for both adults & children. Instant readings track changes in air flow for detection of asthmatic issues.
  • Includes Full Range Peak Flow Meter, Instructions, Paper Asthma Log.
  • Manually enter the highest of your 3 readings. You can email your log to yourself or your doctor..
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Decibel Meter Wall Hanging Sound Level Meter 11 inch Large LED Display Noise Temperature Humidity Meter with Alarm Icons Indicator Wide Applications for Classroom Studio Home Factory

  • ✅【Large 11'' LED Display】: DANOPLUS decibel meter equipped with 11 inches screen and brightness adjustable, which allow to see the real-time decibel level , Temperature and Humidity clearly..
  • ✅【 AUTO Alarm Icons】: the noise alarm face icon will automatically switch when the decibel at different level. 【Green Icon】Less than 60dB.
  • ✅【High Accuracy】Decibel Level Measuring Range: 30~130dB , Accuracy: ±1.5dB.
  • ✅【User-Fridendly】DANOPLUS sound meter powered with 2000mAh Lithium battery, 9.8 feet(300 cm) length USB cable for charging, don't worry the USB cable is not length enough..
  • ✅【Wide Applications】: This Large LED display Decibel Meter can be mounted on the wall or placed on the table, it's an ideal noise meter to test the sound level in Classroom, Studio room, traffic routes, factories, construction site, home, offices, etc..
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Gas Tank Fuel Gauge Meter Fits for Yamaha Grizzly 600 Big Bear Kodiak 400 ATV Gas Tank Cap Fuel Level Gauge Replacement 4SH-24260-11 4SH-24261-00

  • Fitment: The fuel gauge meter fits for Yamaha Big Bear 400 2000- 2012, fits for Yamaha Kodiak 400 1996-1998, fits for Yamaha Grizzly 600 1998 -2001.
  • Replace Part Number: 4SH-24260-11-00 4SH-24260-10-00 4SH-24260-00-00 4SH-24260-01-00 4SH242601100.
  • Measure the Fuel Level: The float of the fuel level gauge moves accurately and quickly, and it will display the remaining fuel level in the fuel tank. It is perfect for anyone who is building a custom dashboard or wants to replace their inventory fuel level gauge.
  • Durable and Rust-proof: Black aluminum bezel, polished edges, scratch-resistant curved glass lens, GUZIKO fuel meter is very fit, upgraded anti-aging and anti-corrosion seal to ensure no gas leakage or unpleasant smell, durable.
  • Easy to Replace: Use flat head screw driver to pop old ring off, push gas meter in the slot until it can't go any further, place new ring over top of meter and tighten it, the installation is complete.
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