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.
ReviewsOxygen Level Meter
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....
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.
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....
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.
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....
Decibel Meter Sound Level Reader 30-130dB A Hand-held Sound Noise Meter with Backlight Alarm Digital Noise Meter Decibel Monitoring Tester Calibrated Audio Noise Volume Measuring Instrument
- Sound db meter calibrated at factory, noise measurement range from 30 - 130dBA, accuracy: ±1.5dB, resolution: 0.1dB. Disable the automatic off function, sound meter can continuously measure noise value.
- Sound meter features backlight alarm, large LCD display, maximum/ minimum noise monitor, data hold function, auto/manual power off, disable the auto off function, sound level meter can continuously measure noise value, battery indication.
- Decibel meter is ideal for neighbors noise complaints, job-site and noise pollution monitoring.
- Portable sound level meter is light and compact design, easy to carry with you and operate with one-hand.
- Noise meter comes with 3 pcs AAA batteries, a wind-proof sponge ball and user manual. The decibel meter has been adjusted properly, it can be used immediately after the battery being installed..
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....
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....
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....
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.....