Top Oxygen Level Meter

RCYAGO Dissolved Oxygen Meter with DO Probe DO Meter Water Quality Monitor Freshwater Aquarium Test Kit Digital Dissolved Meter Portable Pen Type Meter 0.0-20.0mg/L ±0.3mg/L

  • Dissolved Oxygen Meters: Oxygen meter comes with electrolyte, you can test water DO(dissolved oxygen) and temperature(℃/℉) Facilitate the user to....
  • Temperature Compensation: DO meter enjoys less than 30 seconds fast testing, 0℃ - 40℃ ATC Function(automatic temperature compensation), and....
  • Easy to Operate: Freshwater aquarium test kit, portable and lightweight, is convenient to carry around and test on-site. A large LCD display with....
  • Test to Get The Purest Water: Compact pen-shape design, lightweight for mobility, you can test water anywhere to get the purest water..
  • Wide Application: Soil-free growing, aquarium, swimming pools, freshwater culture, mariculture, beverage factory, wastewater treatment plant,....
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Protmex Sound Level Meter, 30-130dBA 30Hz-8KHz Decibel Meter with Large LCD Screen, Temperature and Humidity Measuring, A Weighting Mode, MAX/MIN, Fast/Slow, Data Hold, Backlight, Auto-Off Functions

  • 【Affordable 3-in-1 Multifunctional Sound Level Meter】Our HT602A sound level meter is designed to the needs of the average consumer, with the functions most users need while eliminating unnecessary functions. A three-in-one noise meter with sound level, temperature, and humidity measurement functions, which can meet most of the consumers’ needs.
  • 【Extra Large LCD Screen& Backlight Function】The Digital Sound Level Meter has a large, clear LCD backlight display that can clearly show the measurement. Turn on the backlight to get the reading easily during the night and reduce the damage to the eyes.
  • 【Fast/Slow Time Weighted Selection Sound Meter】”FAST” mode response in 125 Milliseconds.
  • “SLOW” mode response in 1 second. +/-1.5dB Accuracy with 0.1dB Resolution. Frequency ranges from 30Hz to 8KHz.
  • 【Max/Min/Data Hold Function Decibel Meter】The Protmex sound level meter is easy to know the MAX and MIN dB levels recorded by the meter.
  • the decibel reader and recorder can freeze the reading on the display without worrying that the reading is too fast to record.
  • 【Wide Application Sound Decibel Meter】The decibel meter can be used in many environments and is also suitable for noise engineering, product quality control, health preventio....
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APERA INSTRUMENTS AI485 DO8500 Portable Optical Dissolved Oxygen Meter Kit Auto Compensation for Temperature Air Pressure and Salinity GLP Data Management

  • Equipped with state-of-the-art Optical DO sensor: measures dissolved oxygen level in a RELIABLE and EFFORTLESS manner.
  • Minimal maintenance required. Quick and easy calibration.
  • Automatic compensation for salinity, temperature& air pressure.
  • Glp data management, 500 groups of data storage, usb data output.
  • Comes with a complete test kit, including the meter, 10ft optical probe and salinity probe, a calibration cap, and a rugged carrying case.
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Decibel Meter, LONVOX Digital Sound Level Meter with 30 to 130 dBA Measuring Range, Backlit LCD Display, MAX/MIN Noise Measurement, Data Hold, SPL Meter for Classroom, Noisy Neighbor, Office, Factory

  • [Broad Measuring Range & High Precision] – LONVOX Decibel Meter features a highly sensitive and precise condenser microphone that is capable to measure noise levels from 30 to 130 dB with an accuracy of ±1.5 dB. The dB meter is A-weighted, which is ideal for the measurement of environmental noise, such as traffic noise, baby room noise, classroom noise, home theater noise, industrial noise, and so forth. The sampling rate is 2 times per second, which is ideal for dB tests in various contexts..
  • [Backlit LCD Display & Versatile Uses] – LONVOX sound level meter features a large backlit LCD display with 4 digits and 0.1 dB resolution, ensuring readouts are clearly visible, and easy operation in a low-light environment. When sound levels exceed the setup value, the backlit display will keep flashing as a visual alarm. Maximum or minimum dB level can be assessed by the sound meter. The data hold function can freeze the current readout of sound measurement based on personal needs..
  • [Ergonomic & Lightweight Design] – The sound pressure level (SPL) meter is light in weight and compact in size, which is easy to carry. The lightweight design allows long-time operation with less muscle fatigue. The compact design ensures the noise meter fits into your hand ....
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TOPCHANCES Portable 0-200ml/min Digital Gas Air Nitrogen Oxygen Mass Flow Meter Gas Air Flow Rate Tester MF5712 Compressed Air Digital Display Tester for Inactive Gas

  • Ultra low power by batteries or optional external AC adaptor.Internal data storage for additional data safety..
  • Potable design with rotatable meter head and easy exchangeable mechanical adaptors..
  • Hygienic and oxygen safe copper body for various fluids.User programmable range alarm for safety and other monitoring/control functionality..
  • Applications:MF5706 Gas mass flow meter suitable for different gas(Like air, compressed air, oxygen, nitrogen, CO² and other inactive gas ect.)....
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Metene Pulse Oximeter Fingertip, Blood Oxygen Saturation Monitor with Accurate Fast Spo2 Reading Oxygen Meter, Oxygen Monitor with Lanyard and Batteries (White)

  • Accurate And Reliable Detection:Using the most advanced MCU chip and sensor, blood oxygen signal is collected by photoelectric sensing principle. Only need several seconds to get measurement results, very accurate and reliable..
  • For Sports and Aviation Use Only : Suitable for sports enthusiasts and aviation use only , accommodates wide range of finger sizes - children to adult..
  • User Friendly Design: High quality transparent acrylic panel. The oxygen meter body is elaborately made of ABS material, very exquisite and compact. One button operation and shut down automatically without operation in 8 seconds. Large LED and backlight display make it very easy to read..
  • Lightweight & Portable: Metene fingertip pulse meter very light and easy to carry.This spo2 monitor is attached with detachable lanyard convenient to measure your oxygen saturation anywhere..
  • You Will Get1*pulse oximeter, Lanyard, 2*AAA Batteries, 1*User Manual and 1* worry-free after-sale service. Please feel free to contact us if any quality issue within 12 months after the day of purchasing, we will reach back as soon as possible and try our best to make you satisfied..
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YSI DO200 Kit EcoSense DO 200 Dissolved Oxygen Meter Kit

  • Automatic temperature compensation|manual input for salinity and barometric pressure compensation|easy-to-replace screw-on cap membranes.
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2 Gallon Fabric Grow Bags Pack of 6 Round Thick Small Non-Floppy Breathable Cloth Growing Pots

  • BPA-FREE Thickened 270 gram per square meter aeration Fabric Pots in Gray Black color. Durability and Longevity not only in its thickness but also its....
  • HortiPots Root Air Pruning Grow Bags offering more oxygen and better nutrient uptake to root system for rapid and healthy plant growth in both your....
  • NOT-SO-FLOPPY Breathable Fabric Grow Container air prunes plants' roots when they reach the end of the container allowing plants branch out more....
  • EASY-LOADING-MEDIA Porous Felt Pots allow excess water to easily drain out of grow pot keeping temperature and moisture at a perfect level for....
  • Our 2 Gallon Round Breathable Fabric Grow Bags come in 6 pieces per pack and it sits flat in 10 inch clear pot saucer also offered by HortiPots. 1 bag....
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Extech Personal Noise Dosimeter and USB Interface with Sound Calibrator

  • Calibrates and verifies Sound Level Meter operation.
  • For use on Sound Level Meters with 0.5″ or 1.0″ microphones.
  • Measures frequency weighted noise exposure and peak (C, Z) sound level.
  • Datalog’s up to 999,999 readings when used as a sound level meter with sampling times between 1 second and 24 hours.
  • Sound level mode: displays sound level, min/max, time-averaged sound level (Leq), peak, and sound exposure level (SEL).
  • Adjustable Criterion Level, Exchange Rate and Threshold.
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Protmex Sound Level Meter, Dual Mode db Meter Decibel Meter Noise Level Meter 30-130dB Measure with Fast/Slow Selection, Backlight, Max and Data Hold Function, A/C Mode PT6708(Batteries Included)

  • 【ACCURATE AND SENSITIVE SOUND METER】The Protmex SPL meter complies with International Committee IEC651 Type 2 and American National Standard ANSI S1.4 Type2. It has a 0.5s response time, can measure noise level, and quickly display accurate measurement results.Measuring Range 30~130dB.
  • +/-1.5dB Accuracy with 0.1dB Resolution. Frequency ranges from 30Hz to 8KHz..
  • 【MAX/MIN/HOLD FUNCTION DECIBEL METER】The Protmex sound level meter with a data logger can record the current maximum or minimum decibel value.
  • the decibel reader and recorder can freeze the reading on the display without worrying that the reading is too fast to record..
  • 【DIGITAL LCD DISPLAY & BACKLIGHT FUNCTION 】The Digital Sound Level Meter has a large clear LCD backlight display that can show the measurement clearly. Turn on the backlight to get the reading easily during the night and reduce the damage to the eyes..
  • 【WIDELY APPLICATION SOUND DECIBEL METER】The decibel meter can be used in many environments and is also suitable for noise engineering, product quality control, health prevention, and treatment, etc. This audio noise measurement equipment is an excellent tool to check, monitor or control and test any environmental sound level. Widely applicable to individuals, famili....
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Gas Flowmeter, LZQ-7 Flowmeter 1-10LPM Flow Meter with Control Valve for Oxygen Air Gas

  • INSTRUCTIONS -- This gas meter is connected to hose to measure unidirectional gas flow.
  • MADE OF HIGH QUALITY ACRYLIC -- Made of high quality acrylic, it is transparent and can hold up to 0.6MPa pressure.
  • IT IS SIMPLE TO USE -- It is simple to use, and has 8mm barbs for convenient connection to hoses.
  • MEASURABLE GAS -- Can measure blast furnace gas, coke oven gas, coal gas, air, nitrogen, acetylene, phosgene, hydrogen, natural gas, liquefied petroleum gas, hydrogen peroxide, flue gas, methane, butane, chlorine gas, methane, carbon dioxide, oxygen, compressed air, argon.
  • MAINLY USED FOR -- Mainly used for detecting the oxygen flow, control oxygen flow and can be used in industry.
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5 Gallon Fabric Grow Pots Round Pack of 10 Non-Floppy Air Pruning Thick Nonwoven Felt Growing Bags with Handles

  • BPA-FREE Thickened 270 gram per square meter aeration Fabric Pots in Gray Black color. Durability and Longevity not only in its thickness but also its....
  • HortiPots Root Air Pruning Grow Bags offering more oxygen and better nutrient uptake to root system for rapid and healthy plant growth in both your....
  • NOT-SO-FLOPPY Breathable Fabric Grow Container air prunes plants' roots when they reach the end of the container allowing plants branch out more....
  • EASY-LOADING-MEDIA Porous Felt Pots allow excess water to easily drain out of grow pot keeping temperature and moisture at a perfect level for....
  • Our 5 Gallon Round Breathable Fabric Grow Bags come in 10 pieces per pack and it sits flat in 14 inch clear pot saucer also offered by HortiPots. 1....
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