Reviews Value Meter

PH Meter Smart Bluetooth,7-in-1 ORP Meter/S.G Meter/TDS Meter/Salinity Tester/PH Meter/EC Meter/Temp Water Meter, PH Meter for Water 0.01pH Resolution High Accuracy,ph Tester Digital with ATC.

  • ... one-key switching, which is more worry-free and convenient to use. Ph meter for water quality is widely used,can be used to test drinking water,fish tank,swimming pools,laboratory,in aquarium, spa, wine, beer,ect..
  • 【pH Meter】The pH tester digital mainly detects the pH value of liquids.The ph tester can be applied to food, pet fish supplies or hydroponics aquaculture.Water that is too acidic or alkaline can adversely affect the health of humans or pet fish.The pH water tester can also be used for blood, saliva, sweat, urine,etc..
  • 【Orp Meter】Pool chemical testing kit is a good helper for pool supplies.In addition to testing the ORP value in swimming pool water, pool water tester can also be used as a pool thermometer.The ORP value is a measure of the oxidative power or sterilization strength in water pool salt. The higher the ORP value in water, the stronger the oxidative power and sterilization ability..
  • 【Comprehensive Information Display】Simply immerse the tds meter electrode in the solution to be tested, readings are quickly displayed on a large LCD display. Water tester pen multi-parameter display at the same....
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Olmlmo Emf Meter,Ghost Hunting Equipment,Radiation Detector,Digital Electromagnetic Field Radiation Detector Digital LCD Emf Detector,Tester for Home Emf Inspections, Office,Outdoor and Ghost Hunting

  • Accurate Measurement: The emf meter equipped with 3 built-in electromagnetic radiation sensors, displaying the radiation value on the ghost hunting equipment’s clear LCD digital display.Our radiation detector can detect 360 degrees EMF meter tests magnetic field, instead of just one sensor compared with others emf meters. The ghost detector’s testing magnetic field radiation with optional units mG/µT, the electric field with unit V/m.EMF meters couldn’t test the RF value and temperature.
  • Sound &Light Alarm : When you use the emf meter ,the emf testing result exceeds the value less than (0.4µT (4mG) or 40V/m), the emf reader top light color is green.
  • the emf meter’s screen will turn yellow and the indicator will be flashing when it’s detecting between 4-40 mG, red if it’s reading more then 40 mG.A sound alarm will give you the same data in higher sound frequencies, which you can also disable.
  • Multi-function & Power Saving: Our emf detector ghost hunting testing average or peak value(Maximum) reading, and one bottom hold the data for a view. This ghost hunting equipment has large -light LCD is clear for viewing. Olmlmo EMF meter will power off af....
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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..
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Digital pH/TDS Meter with ATC pH Tester, 0.01 Resolution High Accuracy 3 in 1 Pen Type Tester, Water Tester for Water, Wine, Spas and Aquariums

  • ...lock reading function helps lock reading even if the tds Meter is taken out of the sample!.
  • 【Pocket Size Water pH Tester】 You can use this small Pocket Size but powerful pH meter device to measure your aquarium, pool, pond in a garden, bath tub to test the levels of pH value. The digital ph meter can also be used to measure drinking water, RO System, spa, soap mixtures, food, wine, beer or any other liquids..
  • 【pH Meter to Improve Water Quality】This pH/TDS meter can help you find out quality water value. Water with equal pH, TDS levels are perfect for people's daily needs for drinking water.And for plants and aquaculture animals, they can grow more fast and health is they drink good quality pH, TDS value of the water..
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Runleader Digital LED Engine Hour Meter,RPM &Temperature Display,Maintenance Reminder,External Powered Operating for Lawn Mower Generator Dirtbike Paramotor Outboard Motor Marine Compressor

  • TACH/HOUR METER----It is a multifunctional meter include functions Engine temperature meter gauge,TOT hours,JOB timer,Maintenance service timer,Tachometer..
  • TEMP METER GAUGE----Use the temperature sensor to measure engine real-time temperature value.
  • Programmable over-temperature alert reminder.
  • Maximum temperature value is viewable and resettable..
  • HOUR MERER----TOT hours help you to track how many hours are the engine/machine working.
  • JOB timer is used to measure the time of a particular work job such as change oil, it is resettable.
  • Maintenance timer is countdown tracking, remind the arrived status by red light and waring icon..
  • TACHOMETER----Record the real-time RPM value when engine is on, help to adjust engine idle.
  • Programmable engine firing patterns to keep the RPM value more accurate.
  • Flashed red light & warning icon for Alert RPM.
  • Data retained when engine /machine shutdown.
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Digital Tachometer Handhled Non Contact Laser Tach Meter 2.5 to 99999 RPM Meter, Professional Replacement Tachometers with Reflection Tape Marks, Battery Included

  • Accurate RPM Meter: rotational speed measurement range is 2.5RPM-99999RPM, resolution ratio: 0.1 rpm, precision :±(0.1%n+5d)rpm. Adopt the lastest microprocessor and laser technology, ensure the tachometer more accuracy and intelligent.
  • Memory Function: laser tachometers can automatically record the maixumum value/ minimum value/ last measure value/ average value after shut down the instrument. Super easy to review the previously measured memory values.
  • User Friendly Design: This digital tachometer RPM Meter features large clear LCD backlight display for easy reading even in dark place, battery low power indication and auto shutdown after 60s. Tachometer comes with 3-peice reflective tapes more conveneint and easy to measurement.
  • Widely Application: The tach meter suit for measurement rotate speed, linear velocity or frequency of motor, impeller blades, expansion cylinder and spindle, capable of measuring range from 2.5RPM-99999RPM.
  • Durable Material: Tachometer shell is made of solid ABS plastic, optimized electronic elements to make the measurement value reliable. Compact size and lightweight easy to carry and operate.
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Decibel Meter, CURCONSA SPL Meter, Portable Sound Level Meter, 30dB to 130dB, LCD Display, can be Used in Homes, Factories and Streets（Blue）

  • ...nverting the fast and slow response rate. The fast response rate uses a time constant of 125 milliseconds for general environmental measurement. The slow response rate uses a 1 second time constant, which is used for environmental measurements with relatively large changes in noise levels.
  • ❤【Maintain the Maximum Value】Long press the MAX key to lock the maximum value measured during the measurement. Note that db meter does not have data logging and saving capabilities. If there is no operation for 10 minutes, the sound meter will automatically turn off.
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MESR-100 Capacitor Tester, Geevorks ESR Meter in Circuit Capacitor Tester Up to 0.001-100.0R, Auto-Ranging Ohm Meter

  • This MESR-100 auto-ranging capacitor ESR and low Ohm meter measuring range from 0.001 to 100.0R, support in circuit testing..
  • Capacitance meter is a series resistor inside capacitor, using 100kHz to remove the impedance 1/(2*pi*F*C).The impedance become small, and we can then measure the true series resistor value..
  • Our ESR meter only applies less than 15mV DC or peak to peak on a good capacitor, as a r-esult we can use it as in circuit test..
  • Dual terminal, for fast and easy inspect internal resistance of the capacitor, a printed ESR table for fast check..
  • Note:The Capacitance Meter is used for testing the internal resistance of the capacitor, not for testing capacitance value.[Note: without SMD test clips].
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Digital pH Meter with ATC pH Tester, 3 in 1 pH TDS Temp 0.01 Resolution High Accuracy Pen Type Tester, Water Tester for Water, Wine, Spas and Aquariums

  • ...an read the measuring results in any condition. One-button lock reading function helps lock reading even if the pH Meter is taken out of the sample!.
  • 【Automatic Temperature Compensation Digital pH Meter】No longer need to pay attention to the temperature of testing liquid, pH meter can accurately determine the pH value of the sample in the temperature range of 32°F-140°F(0°C-60°C), so as to solve the inaccurate problem caused by changing the liquid temperature..
  • 【Pocket Size Water pH Tester】 You can use this small Pocket Size but powerful pH meter device to measure your aquarium, pool, pond in a garden, bath tub to test the levels of pH value. The digital ph meter can also be used to measure drinking water, RO System, spa, soap mixtures, food, wine, beer or any other liquids..
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PH Meter, 0-14PH Automatic Temperature Compensation 0.01pH Accuracy, PH Tester Pen with ATC, Digital PH Meter for Drinking Water, Liquid Food, Swimming Pool and Aquarium

  • 【Automatic Calibration】PH meter needs to be recalibrated after a long period of inactivity or frequent use. The auto calibration function allows you to calibrate the PH meter easily. Use the buffer powder and press the "CAL" button to calibrate..
  • 【Mini Size】The mini size ph meter we designed allows you to easily put it in your pocket, so you can take measurements anytime, anywhere. It can help you test it whether you take it to the pool, on a trip, or camping..
  • 【Family Essentials】As a tool to improve the quality of life. Can be used to test drinking water, swimming pools, PH balance in aquarium, RO system, spa or hydroponics. Basically all the environments that need to test PH value can use this tester to get accurate data..
  • 【Temperature Compensation】There is no need to care about the temperature of the liquid being measured. The PH meter has an automatic temperature compensation function, which can be adjusted according to the water temperature and water quality..
  • 【Easy to use】turn on the switch, put the probe into the water and stir (make the small glass ball fully contact the liquid) and the value can be read when the value is stable..
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