Top Digital Salt Tester

Watris Veiyi Pool Salt Tester, 5 in 1 Salinity/Temp/EC/S.G/TDS Meter, Digital Pool Water Tester, High Accuracy Salinity Meter for Swimming Pool, Aquarium, Saltwater

  • 【5-in-1 Water Quality Tester】Salinity Meter, EC Meter, TDS , S.G, and Temperature tester. Salinity measurement range: 10.1~200.0ppt or 0.00-25.00%..
  • 【High Precision】The pool salt tester has a sensitive electrode sensor and a high sensitivity probe to ensure fast and accurate response..
  • 【Backlight Display】The water tester has a backlight LCD display that can display the measurement results clearly and intuitively. Simple operation and accurate measurement..
  • 【Easy To Use】Just dip electrode into the saltwater pool or take a cup of sample for measurement, and then observe the results. The HOLD button locks the result for easy viewing..
  • 【Wide Applications】This pool tester can not only detect the salt content of drinking water, swimming pool, and aquarium, but also can be used in seawater, marine, hydroponic, ect..
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Sper Scientific 860040 Turbidity Meter

  • ✅High Accuracy&One-Button Lock Reading Function - With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response.One-button lock reading function helps lock reading even if the tester is taken out of the sample!.
  • ✅Automatic Calibration - The digital ph meter for water uses a 3-point AUTOMATIC calibration method, calibrating the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18 to ensure the accuracy of your measurements..
  • ✅Automatic Temperature Compensation - No longer need to pay attention to the temperature of testing liquid, Allprettyall ph tester digital can accurately determine the pH value of the sample in the temperature range of 0 °C-60 °C (32 °F-140 °F), so as to solve the inaccurate problem caused by changing the liquid temperature..
  • ✅Wide Application-Allprettyall water quality tester designed in pH and temperature can be measured simultaneously with high precision. Omni-directional measurement of water quality to ensure the health of water quality! The ph meter digital water tester is ideal for drinking water,daily household,hydroponics,sewage, lab teaching and ANY water sample..
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Alcohol Breathalyzer Portable Breath Tester LCD Display Digital Alcohol Test Detector Breath Alcohol Analyser Tester Breathalyser Lie Detector Blue Color ABS Material

  • >>>[Function]: Breathalyzer Keychain Digital Alcohol Tester Detector is used to measure the alcohol concentration in the human body. This portable breath tester uses a sensitive semiconductor sensor that can quickly give results to judge whether you can drive..
  • >>>[Fashionable Keychain Design]: Breath Analyzer saves space and is light in weight. It is easy to hold and carry. The pocket size allows you to carry it anytime, anywhere to ensure safe driving after drinking..
  • >>>【High precision and sensitivity】: This alcohol breath tester can be used to measure the alcohol concentration in the human body. Built-in sensitive semiconductor sensor, detection range: 0.00-0.19% BAC 0.0-1.9g/l (or 0.00-0.95mg/l BRAC). It can quickly give results within 3-5 seconds to judge whether you can drive, and provide you with high-precision test results. (The error is less than 0.01% BAC).
  • >>>[Large Digital LCD Screen]: Digital LCD Screen Alcohol Breath Tester uses a large LCD screen, which can clearly display....
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DIYmall HJ Digital RC Servo Tester ESC Consistency Tester Speed Controller for RC Helicopter Airplane Car Motor Throttle Display

  • 1 X HJ Digital Servo Tester / ESC Consistency Tester.
  • 4CH tester servo: It can control 4 servos at the same time.
  • 50H analog servo signal cycle 20us frequency 50Hz,125H digital the steering gear a signal cycle 8us frequency 125Hz.
  • 250H Digital Servo signal cycle 4us frequency 250Hz.
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Diode Check

  • ... has a built-in 10 amp circuit breaker, the input current can be reversed to form a loop power supply, and it automatically trips when the current exceeds 20A, protecting the equipment and extending its life..
  • 【Injector Tester & Injector Cleaner】CODIAG GT 101 Power Digital Tester has a DIY injector cleaning adapter kit, which supports DIY cleaning of injectors. When the fuel injector is driven to open and close, and the current shows a normal value, it means that the fuel injector is normal. If it does not move or the current display is abnormal, it means that the injector is damaged. When checking the injector for clogging, it can be cleaned by cleaning the pressurized tank with the injector..
  • 【20ft Test Cord & Color Display & Torch】Car circuit tester with 20ft extension cord, powered by car battery or cigarette lighter, extension cable port extension provides excellent accessibility for testing along the vehicle. With a digital color display, you can clearly read the voltage and current data. Built-in flashlight and LED bi-color light make it easy to work even in dark or low light conditions..
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Digital PH Tester for Water- PH Meter High Accuracy Water Quality Tester with ATC, 0.01pH Resolution 3 in 1 PH TDS Temp for Household Drinking Water, Hydroponics, Lab, Aquarium by ORAPXI

  • ✅High Accuracy&One-Button Lock Reading Function - With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response.One-button lock reading function helps lock reading even if the tester is taken out of the sample!.
  • ✅Automatic Calibration - The digital ph meter for water uses a 3-point AUTOMATIC calibration method, calibrating the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18 to ensure the accuracy of your measurements..
  • ✅Automatic Temperature Compensation - No longer need to pay attention to the temperature of testing liquid, Allprettyall ph tester digital can accurately determine the pH value of the sample in the temperature range of 0 °C-60 °C (32 °F-140 °F), so as to solve the inaccurate problem caused by changing the liquid temperature..
  • ✅Wide Application-Allprettyall water quality tester designed in pH and temperature can be measured simultaneously with high precision. Omni-directional measurement of water quality to ensure the health of water quality! The ph meter digital water tester is ideal for drinking water,daily household,hydroponics,sewage, lab teaching and ANY water sample..
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BETOOLL Digital Fuel Injection Pressure Tester Kit - Fuel Pressure Gauge 0-300 PSI for Petrol Engine Fuel Pressure Test Kit Automotive Test Tool Kit

  • Digital Fuel Pressure Gauge: Accurate and clear data is easier to read on the backlight display. The buttons could adjusted to 4 different kinds of numerical units in PSI, KPA, BAR, KG/CM² for use..
  • Quick Pressure Release Valve: Digital fuel pressure tester is equipped with pressure release valve with transparent hose for safer pressure discharge and fuel recovery..
  • Accurate & Fast Connection: The coupler at the end of the gauge hose can be quickly connected with most adapters, saving time and improving efficiency..
  • Precise Measurement: Digital fuel injection pressure tester gauge has 0.5 display resolution instead of normal 5PSI display resolution compression tester. The measurement range is 0-300PSI.
  • Scope of Application: Fuel pressure tester kit includes adapters, hoses and fittings compatible with all fuel injection systems and most cars and trucks world wide!.
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Mizar Et18 RS Electronic Gold Tester by

  • NEW ADVANCED DIGITAL TESTER - Gemoro AGT3 is the ultimate verification instrument for gold and platinum testing..
  • STATE-OF-THE-ART AND PORTABLE - Handheld tester has exceptional precision, is simple to use, and identifies digital karat value and gold percentage in seconds.
  • PATENTED WITH PATENTS PENDING - Tests all karat levels of gold from 6K to 24K and tests for platinum..
  • STEP-BY-STEP DIRECTIONS – Easy to identify non-gold, gold plate and gold filled in seconds..
  • INCLUDES – GemOro AGT3 Tester, pen probe, file, battery, AC adaptor and rubberized carrying case..
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KETOTEK Digital Water TDS Meter PH Meter PPM Tester has TDS-EC-Temp 3-in-1 and ±2% Accuracy PH Tester with 0-14.00PH and 0.01 Accuracy TDS PH Meters for Aquariums Water Hydroponics RO System

  • COST-EFFECTIVE PRODUCT PARTNER AND MORE WATER QUALITY INFORMATION CAN BE TESTED. It would be more economical and convenient than purchasing it....
  • WIDELY USED AND ACCURATE. Digital TDS meter has measurement range 0-9999ppm and ±2% accuracy, TDS meter can also test the liquid temperature in....
  • AUTO-OFF FUNCTION AND EASY TO USE. Digital TDS meter and digital PH meter both have the function of Auto-off, it will automatically shut off after 5....
  • AUTOMATIC TEMPERATURE COMPENSATION ( ATC ). Digital TDS tester and PH tester both have the function of ATC, the measuring data won’t be influenced....
  • SMALL SIZE AND POCKET PORTABLE. TDS tester and PH tester have small size and low weight as a pen, they are easy to be carried, and convenient for you....
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Gold Testing Stone, Genuine, Natural Obsidian (6\ x 3\)

  • NEW ADVANCED DIGITAL TESTER - Gemoro AGT3 is the ultimate verification instrument for gold and platinum testing..
  • STATE-OF-THE-ART AND PORTABLE - Handheld tester has exceptional precision, is simple to use, and identifies digital karat value and gold percentage in seconds.
  • PATENTED WITH PATENTS PENDING - Tests all karat levels of gold from 6K to 24K and tests for platinum..
  • STEP-BY-STEP DIRECTIONS – Easy to identify non-gold, gold plate and gold filled in seconds..
  • INCLUDES – GemOro AGT3 Tester, pen probe, file, battery, AC adaptor and rubberized carrying case..
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PM2302 Digital Resistance Meter Ground Earth Tester 0-4K ohm Insulation Tester Multimeter with LCD Backlight Display

  • [Multi Functions] This PM2302 resistance tester can be used to measure maximum, minimum or average and measure relatively.
  • low battery indication and 2 Pole and 3 Pole Mode..
  • [Convenient] This insulation tester can store 100 group of test result, which will not be lost even in case of power cuts..
  • [Easy reading] This digital resistance tester is equipped with large digital LCD and backlights that allow users read the information on LCD easily. Digital Display & Analog Bars Display..
  • [Auto power-off function] It has auto power-off function that conserves battery life and increases the lifespan of your multimeter..
  • [Application] It is the ideal tool for electrical inspection and repair..
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HM Digital C342 TDS and EC Calibration Solution, 342 ppm (NaCl), 90 ml Volume

  • NaCl calibration solution, available in 342 ppm or 1000 ppm.
  • Comes in lightweight HDPE plastic bottles.
  • Use the HM Digital TDS Calibration Solution (342 PPM) to periodically re-calibrate your HM Digital TDS meter or HM Digital Water Quality Tester.
  • This HM Digital TDS Calibration Solution is also known as Water Tester Solution andTDS Meter Calibration Solution.
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