Reviews Portable Conductivity Tester

Diamond Selector II Test Kit - Jewelry Gold Gem Tester Tool LED Electronic Gemstone Pen Testers with Case Professional Tools Jade Ruby Stone Devices for Jewelers Precious Metal Verifier Gems Detector

  • ✅ DETECTION WAY: The tester indicates genuine diamond or fake. The thermal conductivity meter is designed and manufactured according to the thermal conductivity of diamond. The fake crystal, a simulant such as cubic zirconia does not have any reaction..
  • ✅ TESTER SIZE: The tool dimensions are 6.6 IN long, 1.6 IN wide, and 0.8 IN thick. The portable gadget is lightweight, matched with a practical carrying case..
  • ✅ RESULT INDICATOR: There are the LED indicator and the audible signal A red light will be displayed and an audible indicator will sound if the stone is a real diamond..
  • ✅ EASY TO OPERATE: Simple calibration for stones of various sizes. Easy to use even for a new beginner. It is also a great tool to have when testing your own jewelry..
  • ✅ CHECKING GEM: The selector is mainly used for industrial purposes, circuit boards, and printing, industry, gardening, coin, diamond, stamp, jewelry, appraisal, education, geography, home, and office..
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Soil Tester 7-in-1 Soil pH Meter Kit with Moisture Temperature Conductivity Nitrogen Phosphorus and PH Test LCD Display Soil Moisture Meter with Carry Box for ​Petrochemical Agriculture etc

  • 【7-IN-1 MULTIFUNCTIONAL SOIL TEST KIT】This handheld soil tester with temperature humidity conductivity PH nitrogen phosphorus potassium test,....
  • 【LARGE LCD DISPLAY】This soil pH meter has a large size LCD screen, embedded full‑color interface, can query, record, and display data in real....
  • 【SUPPORT 4MB DATA STORAGE】This soil tester with data storage function, support 4MB data storage, you can export data to a computer through Excel,....
  • 【HIGH PERFORMANCE】This multifunctional soil moisture meter equipped with multi‑function buttons, such as single point recording, start/stop....
  • 【100% WARRANTY】We are very confident in the quality of this portable soil tester kit, and provide 12 months warranty for it. Please feel free to....
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TDS Meter Digital Water Tester,WoEluone 3 in 1 TDS,Temperature and EC Meter,Accurate Ideal PPM Meter for Drinking Water, Aquariums,RO System and More

  • ...th low-power backlight technology to test water at night or in dark places easily. It can also be used to distinguish between drinking water and non-drinking water. Red backlight(ppm003e40) means this is non-drinking water..
  • ☑️ 【 ACCURATE AND WIDE MEASUREMENT RANGE】: The advanced 3 in1 (TDS, EC, Temperature) conductivity pen equipped with premium quality titanium alloy probe to achieve high accuracy, and reliable Automatic Temperature Compensation (ATC) ensures reading always be accurate at various temperatures. Testing range from 0-9990 ppm, the resolution is in increments of 1ppm,indicated by a blinking 'x10' image..
  • ☑️ 【TEST YOUR WATER PURITY】: With our slim and lightweight conductivity meters pen can test how pure is your water? Just stick it in about 1 inch deep of water, then TDS water tester can tell you your overall water purity level, which will be displayed on the screen in ppm (parts per million)..
  • ☑️ 【 EASY TO USE AND HANDY】: Just stick the TDS meter tester into the water of 1 inch deep, then stabilized readings will be auto-locked on LCD backlight screen in seconds, TDS tester shuts off automatically after 2 minutes of non-use to conserve batteries. Features a hold function that saves measurements for convenient read....
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Hofun High Accuracy TDS Meter Digital Water Tester Water Quality Tester with True ATC 3 in 1 TDS EC & Temp Meter PPM Water Testing Kits for Drinking Water Tap Well RO/DI System Hydroponics

  • ✔UPGRADED MULTIFUNCTIONAL WATER TESTER: Hofun 3 in 1 TDS Meter, Electric Conductivity Meter & Temperature Meter features the most updated....
  • ✔ACCURATE & QUICK MEASUREMENT BY RELIABLE TDS WATER TESTER: Hofun drinking water test kit is equipped with premium quality titanium alloy probe for....
  • ✔EASY READING AND INSTANT RESULTS: Hofun ppm water tester meter is designed with super easy operation. You just turn TDS meter on and stir water....
  • ✔MULTIPURPOSE DIGITAL TDS WATER TESTER METER: With the help of Hofun water test kits for drinking water, it's more convenient for you to test the....
  • ✔YOUR PURCHASE IS WELL-PROTECTED: Hofun water hardness tester digital is manufactured under extra high standards and of super good quality. Thus we....
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12V Car Battery Tester BM310 Automotive Digital Alternator Charging System Analyzer with LED Indication Check Vehicle Battery Condition Detector Universal for Car Motorcycle Truck

  • 【Accurate BM310 Battery Tester】: The battery tester provides you with an easy way to check the condition of the battery and the function of the....
  • 【Universal】: This battery tester automotive is for all 12V charging systems, including regular flooded, AGM flat plate, AGM spiral, and GEL....
  • 【Clear At A Glance】: Six LEDs show battery and alternator status, green for good/full, orange for middle and red for low. Intuitive, simple and....
  • 【Durable Material】: 12V battery analyzer is made of high quality ABS material, pure copper wire and clips with good conductivity and high....
  • 【Easy to Use】: Clamp the red and black test clips of the tester on the battery under test, connect the red to the positive pole and the black to....
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KINGBOLEN 12V car Battery Tester, Alternator Tester Automotive ,Battery Checker, Analyzer to Check alternator & Battery Charging System ,LED Indication

  • ...the charging circuit is ok. Battery check: indicate the percentage charging in the battery..
  • [DURABLE DESIGN] The reverse protection function prevents burnout caused by misoperation between the (+)battery post and (-)cable terminal. Pure copper wire and clip make excellent conductivity and high sensitivity. The no-slip design makes you are able to use it flexibly even wearing gloves..
  • [WORRY-FREE PURCHASE] 12-month quality warranty from the manufacturer. 30 Days no reason refund or replacement. If you have any questions about the battery tester, please send a message to us or ask a Q&A on this page. Our professional team will help you solve the problems within 24 hours..
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Computer PC Power Supply Tester 20/24 4/6/8 PIN for ATX, ITX, BTX, PCI-E, SATA, HDD, IDE with Aluminum Alloy Enclosure 1.8' LCD ATX Power Supply Tester

  • 【ATX Power Supply Tester】SAMFINTON computer power supply tester support 20-pin / 24-pin / HDD / Floppy 4-pin / PCI-e 6-pin / 4-pin / 8-pin / SATA connectors..
  • 【Aluminum Alloy Enclosure】Nice thermal conductivity & corrosion Resistance,with a high  strength housing. The computer power tester is more durable than the plastic case on the market..
  • 【Practical PC Power Tester】The 1.8inch LCD display intuitive and accurate display outputted Voltages (+/-0.01V), automatic fault alarm..
  • 【Normal】Turn on the power supply, will hear “DiDi” ring, If all groups of data are not flashing, the power supply output voltage is normal..
  • 【Faulty】If a certain voltage signal is not detected, or the detected voltage value exceeds the normal value, a long “beep” buzzer will be emitted.
  • if the corresponding voltage value or PG also flashes, it indicates a fault..
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GemOro Testerossa Talking Diamond Moissanite & White Sapphire Tester Silver

  • Size of Diamond Tester Pen: The gemstone tester pen dimensions are 6.6 Inches long, 1.6 Inches wide, and 0.8 Inches thick. The portable diamond tester....
  • Detection Way: The tester indicates genuine diamond or fake, the jewelry tester meter is designed and manufactured according to the thermal....
  • Result Indicator of Diamond Reader: With diamond gem tester you will be able to know in a few seconds whether an item is fake or not, there are the....
  • Easy to Operate Jade Jewelry Tester: Simple calibration for stones of various sizes the jewelry tester silver and diamond tester are easy to use even....
  • Wide Uses of Electronic Diamond Tester: The diamond tester professional tester is mainly used for industrial purposes, circuit boards, and printing,....
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KAKOOTI Multimeter Test Leads Kit，2PCS Test Probes 1000V 20A 4PCS Silicone Alligator Clips Test, Multimeter Alligator Clips Set for Fluke/AstroAI/INNOVA/KAIWEETS Digital multimeter Clamp Meter

  • ✅【 Excellent Quality 】 This probe test lead cable is universally suitable for most of digital multimeter voltmeter.Multimeter test leads with banana plug are all made of high quality pure copper material, strong conductivity, low resistance and no signal loss. Leads: CAT II 1000V 20A..
  • ✅【Universal And Compatible】Multimeter leads probe cable clips multi plug tool kit. Multimeter Test Leads Probes and aligator electric clip makes electrical work easier and more precise. The Perfect test tool for precision testing devices. Perfectly fits all kinds of multimeters like digital clamp meters, digital multimeters, volt meter，ohm meter, electrical meter，bench power supply，multi meter electric tester，megger test leads，amp meter，esr meter，multimeter tester.
  • ✅【Sturdy & Heavy Duty】This crocodile clip is rust-proof, corrosion-resistant, oxidation-resistant, compact and durable.Silicon rubber material, double insulation, Each crocodile clip overall jaw perfect solid bite, they are clamping tight, long-term use without deformation.
  • ✅【Conductivity] 】The test lead set has excellent tensile strength and bending strength, as well as low strength and excellent electrical conductivity. It is very useful for electricians and maintenance p....
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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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Hofun TDS Meter Digital Water Quality Tester, TDS Temperature & Conductivity Meter 3 in 1, 0-4999 ppm, EC Meter, Digital Water Testers for Drinking Water, PPM Meter for Hydroponics Aquarium

  • ✔[ BONUS 3 in 1 Digital TDS Temperature & Conductivity Meter] Hofun 3 in 1 TDS, Electric Temperature & Conductivity Meter features the most advanced and updated technology. Three different measurement needs can be fulfilled by one digital water quality tester. Not only been convenient for you, but also saves your time and money, absolutely a helpful kit for your life..
  • ✔[ RELIABLE TDS METER -- ACCURATE & QUICK] Equipped with premium quality titanium alloy probe, Hofun TDS water quality tester enables quick and convenient test. Put the probe into water and LCD shows accurate results in seconds. In addition, advanced and reliable systerm ensures measurement accuracy, 0-9999 ppm, making it fits multiple usages, hydroponics meter，Ideal water testers for drinking water test, swimming pool, laboratory, aquarium, RO/DI Water etc..
  • ✔[ EASY READING BIG BACKLIT LCD DISPLAY & QUALIFIED WATER TESTER ] Hofun water quality test meter for hydroponics ec meter with Big Backlit LCD is far superior than other ones, which allows wider angles of data reading and night reading. Besides, Red backlight ( ppm figure over 40 ) means high level ppm figure. Green backlight ( ppm figure below 40 ) indicates TDS figure qualified for direct drinking water (Notes: Internatio....
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Car Battery Tester 12V 24V Automotive Battery Load Tester CCA Digital Auto Battery Analyzer Accurate Battery Diagnostic Tool for Car Truck Motorcycle ATV SUV Boat Yacht

  • ...s of the battery. It's tailored for 12V/24V batteries. Compatible with the regular flooded, AGM, EFB, and GEL battery for optimum performance.
  • Fast Accurate Detection: Thanks to the premium integrated chip, the test result of the battery health tester accuracy rate reaches 99.5%. At the same time, it adopts advanced conductivity test technology, which can be displayed on the LCD screen in just 3 seconds to see accurate battery health data.
  • Easy to Operate: Just connect the smart clip of the automotive digital battery tester to the car battery correctly, you can see the SOH, SOC, power, internal resistance, and the discharge capacity of the battery at the same time. Say goodbye to the expensive fee of checking batteries in the auto repair shop after now.
  • Over-voltage/Reverse Protection: By the low-frequency signal injection test, the vehicle battery tester protects the battery during the test. The premium-quality copper clamp features reverse polarity protection and spark resistance for a stable and secure connection during testing.
  • Essential Battery Assistant: As a car battery analyzer equipped with a dot matrix LCD display for us to diagnose battery health issues anywhere. Not only do we offer a quality battery tester but also 2 years warranty and ....
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12V Car Battery Tester and Alternator Tester, Automotive Load Tester Indicator, 12 Volt Auto Check for Automobile

  • ...ed means low. Intuitive, simple and clear. No need to know the voltage, we directly tell you the quality of the battery and alternator..
  • [DURABLE DESIGN] The reverse protection function prevents burnout caused by misoperation between the (+)battery post and (-)cable terminal. Pure copper wire and clip make excellent conductivity and high sensitivity. No-slip design makes you are able to use it flexibly even wearing gloves..
  • [WORRY-FREE PURCHASE] 100% No question asked return. If you have any question about the battery tester, please send message to us via Amazon. Our professional technical team will help you to solve the problems within 24 hours..
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