Top Testing Instrument Reviews

High Accuracy Diamond Tester,Practical Jewelry Diamond Selector II,Moissanite Tester,Portable Testing Tool Set,Simple and Accurate Operation for Novice and Expert

  • PORTABLE AND COMPACT：This diamond tester is equipped with a PU bag and small testing tray for holding loose stones. It is lightweight and compact in size, which is easy and convenient to carry..
  • ACCURATE TESTING：Moissanite tester is non destructive testing, simple and accurate operation, low power consumption, low battery alarm (red light indication) for Moissanite Tester. After 10 minutes' use of Moissanite Tester, the power indicator light (green light is automatically turned off) and long beep sounds will alert the user to turn off the instrument..
  • FOR COLORLESS MOISSANITE：Diamond testing tool is a matching instrument. It is only used for the distinction of colorless Moissanite..
  • WIDE APPLICATION：Diamond selector II can help you to distinguish whether your diamond is real or fake. Green indicator will be shown on it if the stone is a real diamond. It will make continuous buzzing sounds when the user accidentally touches metal rather than stone..
  • SERVICE GUARANTEE：We have a professional customer service team. Please contact customer service in time if you have any questions, we will solve them as soon as possible. Hope you have a good shopping experience. Please allow a slight error due to manual measurement..
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Gemeinhardt Flute (2SP)

  • Most popular instrument selected by dealers and educators for beginning flutists.
  • A standard and reliable instrument choice.
  • Unprecedented level of quality control including two tiers of professional magnehelic bench testing.
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Jean Paul USA Intermediate Silver-Plated Flute FL-430

  • Most popular instrument selected by dealers and educators for beginning flutists.
  • A standard and reliable instrument choice.
  • Unprecedented level of quality control including two tiers of professional magnehelic bench testing.
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BELEY Refrigeration Digital Manifold HVAC System Gauge High-Precision Vacuum Pressure Temperature Leakage Tester Dignostic Meter for Testing & Maintaining Air-Conditioner Refrigerator DUOYI-Set

  • MUST HAVE -- The intelligent electronic refrigerant group instrument is an auxiliary instrument for the installation, testing and maintenance of....
  • SUPER CONVENIENT TOOL -- The most advanced instrument can measure double pressure at the same time, as well as dual temperature measurement, with....
  • WHAT YOU CAN GET MORE -- Built-in 89 kinds of refrigerant pressure-evaporation temperature database, also calculate the subcooling superheat, to....
  • PREMIUM DESIGN -- Large-size liquid crystal display, LCD backlight support, data display clear and easy to read, convenient light operation. Long-life....
  • HIGH-PRECISION AND WARRANTY -- The instrument uses high-strength engineering plastic and flexible non-slip silicone design. The whole machine is solid....
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MOLEX/WOODHEAD 1760 Receptacle Tension Tester

  • ●1，It is used for safety testing.Can be used to determine whether there is a risk of scratching your finger..
  • ●2，Sharp Edge Tester meets the standard requirement of UL1439D, and it is used for testing whether the sharp edge of the electrical products, such....
  • ●3, Instrument manufactured according to the relevant standards UL1439,Produced with high quality material and correct dimensions..
  • ● like the picture, it contains the test cap（21PCS）. Please feel free to buy. Thanks..
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BELEY Refrigeration Digital Manifold HVAC System Gauge Set with Temperature Clips and Hoses

  • MUST HAVE -- The intelligent electronic refrigerant group instrument is an auxiliary instrument for the installation, testing and maintenance of refrigeration equipment such as air conditioners, fridge and cold storage. HVAC System Gauge Set has double pressure test, dual temperature test, digital readout, multi-unit switching, multi-mode function and built-in refrigerant database..
  • SUPER CONVENIENT TOOL -- The instrument can measure double pressure at the same time, as well as dual temperature measurement, with automatic multi-unit pressure conversion, automatic conversion of temperature Celsius / Fahrenheit, to facilitate different needs..
  • WHAT YOU CAN GET MORE -- Built-in 89 kinds of refrigerant pressure-evaporation temperature database, also calculate the subcooling superheat, to facilitate direct reading of operating process data. Also it tests percentage of vacuum measurement, pressure leak measurement, leak time speed record. It is deserved to have this multi-functional, accurate and simply operated digital manifold let you do the job right..
  • PREMIUM DESIGN -- Large-size liquid crystal display, LCD backlight support,....
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Presidium Electronic Refractive Index Meter II

  • IMPORTANT TO NOTE: This product needs to be calibrated prior to use. If you experience issues with calibration, please reach out to the seller for....
  • EASY TO USE DESIGN: Ergonomic handheld design with a rubberized anti-slip grip for easy handling. Light and portable with a convenient carrying case..
  • THINNEST RETRACTABLE PROBE TIP: Retractable probe tip that ensures consistent pressure against the gemstone during testing for more reliable results.....
  • CLEAR, CONVENIENT DISPLAY: 180-degree multi-viewing LED display for easy readability for either right or left-handed use.
  • ALL-IN-ONE INSTRUMENT: The world’s first tester that tests for both colorless diamonds and moissanites in a single instrument. Powered by 3 AAA....
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YaeTek Watch Timing Machine Tester Tools Multifunction Timegrapher

  • Model of this Watch timing machine:NO.1000.
  • Easy to use for mechanical watch collection. This watch tester automatically calculates rate, amplitude, and beat error using readings from the....
  • LCD screen displayed.According to different watches, the instrument will automatically adjust optimal signal level during testing. - The LCD screen....
  • 6 kinds of testing position can be adjusted. Amplitude level is between 275 and 315.
  • Rate Deviation Range: ±999 s/d with precision ± 1 s/d'.
  • The sampling period can selected by 2 , 4 , 6 , 8 , 10, 20, 30 , 60 seconds, and the average of corresponding period will be regard as the precise....
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Datalogic Falcon X3+ Mobile Computers

  • This digital pen instrument is an ideal instrument for any aquarium, fishery, swimming pool, school laboratory, food and beverage, etc. Moreover, this digital water quality tester is ideal for all basic water testing applications..
  • Due to its advanced microprocessor technology, the product is efficient and accurate..
  • The value of water quality inspection pen can show the impurity content. The larger the value, the greater the impurity content.
  • on the contrary, the less impurity content..
  • The factors that affect the test value are: the temperature of the water (the tester cannot test high-temperature water, such as boiled water).
  • the flow rate of the water (the tester cannot be used to test flowing water) Hold function: save the measurement for easy reading and recording..
  • Auto-off function: After 10 minutes of non-use, the meter can be turned off to save battery power..
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AZ-86031 5 in 1 Water Quality Meter Dissolved Oxygen Tester PH Meter PH Conductivity Salinity Temperature Meter AZ86031

  • ...nductivity meter, TDS meter, Salinity meter or D.O. meter as user needed..
  • We design different color connector on the meter, user only needs to screw on the probe with the same color, and then get the measuring reading accurate and fast..
  • User could change the probe or screw on the 86031 Combo Water Quality Measuring Instrument easily. And in order to avoid broken by the stone or particle attacking in the measuring environment, we have developed the specific anti-collision cap on each probe. So the 86031 Combo Water Testing Meter would be the best tool for all professional measuring purposes, including the Aquaculture, Aqua farm, LAB, swimming pool or water treatment business, or other related industry, no matter the fresh or sea water..
  • AZ 86031 Combo Water Meter- pH/Conductivity/Salt/TDS/D.O was being designed and manufactured by AZ Instrument, a well experienced manufacturer for pH EC Meter..
  • Large LCD to display multiple parameters simultaneously: pH, Conductivity or TDS or Salinity, Dissolved oxygen, Temperature (by using different probes).
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BELEY Refrigeration Digital Manifold HVAC System Gauge Set, High-Precision Vacuum Pressure Temperature Leakage Tester Dignostic Meter Kit for Testing Maintaining Air-Conditioner, Refrigerator

  • Must Have -- The intelligent electronic refrigerant group instrument is an auxiliary instrument for the installation, testing and maintenance of refrigeration equipment such as air conditioners, fridge and cold storage. HVAC System Gauge Set has double pressure test, dual temperature test, digital readout, multi-unit switching, multi-mode function and built-in refrigerant database..
  • Super Convenient Tool -- The instrument can measure double pressure at the same time, as well as dual temperature measurement, with automatic multi-unit pressure conversion, automatic conversion of temperature Celsius / Fahrenheit, to facilitate different needs..
  • What You Can Get More -- Built-in 89 kinds of refrigerant pressure-evaporation temperature database, also calculate the subcooling superheat, to facilitate direct reading of operating process data. Also it tests percentage of vacuum measurement, pressure leak measurement, leak time speed record. It is deserved to have this multi-functional, accurate and simply operated digital manifold let you do the job right..
  • Premium Design -- Large-size liquid crystal display, LCD backlight support,....
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Gemlogis Mantis Diamond 3 in 1 Multi Tester & BLEU Gemstone Referential Meter Set

  • IMPORTANT TO NOTE: This product needs to be calibrated prior to use. If you experience issues with calibration, please reach out to the seller for....
  • EASY TO USE DESIGN: Ergonomic handheld design with a rubberized anti-slip grip for easy handling. Light and portable with a convenient carrying case..
  • THINNEST RETRACTABLE PROBE TIP: Retractable probe tip that ensures consistent pressure against the gemstone during testing for more reliable results.....
  • CLEAR, CONVENIENT DISPLAY: 180-degree multi-viewing LED display for easy readability for either right or left-handed use.
  • ALL-IN-ONE INSTRUMENT: The world’s first tester that tests for both colorless diamonds and moissanites in a single instrument. Powered by 3 AAA....
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Elitech DMG-1B Digital Manifold Gauge HVAC Pressure Gauge with Carrying Case Hoses

  • An updated version of DMG-1 as it addes the new refrigerants: R448, R449..
  • Professional Design:2-Way Air conditioning diagnostic manifold gauge set for R134A R12 R22 and R410A refrigerants. Designed for AC charging, diagnostic check and recovery work..
  • Easy to use: Double pressure test, dual temperature test, digital readout, multi-unit switching, multi-mode function and built-in refrigerant database..
  • High Accuracy: High-quality dual-table valve with imported pressure sensor,excellent workmanship, stable performance, Large screen, display data clearly.
  • Wide Application: The intelligent electronic refrigerant group instrument is an auxiliary instrument for the installation, testing and maintenance of refrigeration equipment such as air conditioners,fridge and cold storage. 24/7 US Technician Support via Email and Phone..
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