Reviews Portable Brightness Tester

Diamond Tester and 60X LED Magnifying Glasses Jeweler Tool Kit Combo，for Novice and Expert - Diamond Selector II 9V Battery Included Diamond Tester

  • ■【Intuitive Design】Yhkj Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED....
  • ■【Simple to Use】Yhkj Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester....
  • ■【Fast Results】Yhkj’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a....
  • ■【Portable】Yhkj Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit....
  • ■【Application Range】Diamond,Stamp, Jewelry, Appraisal, Education, Geography, Home And Office..
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Portable Handheld Breathalyzer for Personal & Professional Use with Audible Alert Digital Ethanol Tester Breathalyzer Blowing Nozzle Tools Easy to Hold

  • ❤Function: This is a digital alcohol analyser tester. Digital alcohol test with audible alert. this portable tools can quickly give a result to....
  • ❤Provide you high accuracy test result, accuracy: -0.01 - + 0.02% BAC / 0-0.2g/L (at 0.05% BAC alarm point).
  • ❤Easy to use: The tool is extremely easy to use. The back light screen is clear while using the tester at night. convenient..
  • ❤Saving power:the tester is power by Universal AAA batteries. It will auto-sleep 10 seconds after test. (Batteries need to be purchased separately).
  • ❤Compact and portable: The tools has a key chain, being so mini and light-weight, this product does not take much space and can be easily taken....
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Diamond Tester, Gem Tester, Diamond Tester Portable LED Audio Diamond Tester Jewelry Gem Selection Precision Tool Test for Diamond for Beginners and Expert

  • 【Versatile】 The tester has a very compact design, ideal for buying jewelry, buying diamonds, selling real estate, auctions, etc. The g tones must be clean, dry and at room temperature..
  • 【Precise Diamond Tester】 This diamond tester has a very compact design and will help you tell the difference between a real diamond and a fake diamond..
  • 【LED display】 This tester is supplied with a PU housing and a small test platform for holding loose stones. LED light and audio result display. Easy calibration for stones of different sizes..
  • 【Easy to use】 Easy to use, even for beginners. The green indicator is shown when the stone is a real diamond. A continuous humming sound will be heard if the user accidentally touches metal rather than stone..
  • 【Portable design】 Diamond tester for a quick, precise and y diamond test. Thanks to lossless testing, the process is simple and precise. The tester is light, compact and easy to transport..
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Diamond Tester Pen,High Accuracy Jewelry Diamond Tester＋60X Mini LED Magnifying Jeweler Tool Kit,Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter- 9V Battery Included

  • ...crystal or cubic zirconia, the tester will not beep..
  • ■【Fast Results】Hqdz-td's Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a matter of seconds..
  • ■【Portable】Hqdz-td Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit into any purse or backpack.Diamond Tester Pen and 60X LED Lighted Loupe combo is a must have tool kit when you are going to a garage sale, flea market, swap meet, etc. Alternatively, its also a great tool to have when testing your own jewelry..
  • ■【Application Range】Diamond,Stamp, Jewelry, Appraisal, Education, Geography, Home And Office..
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Yhkj High Accuracy Diamond Tester+30x60X Illuminated Jewelry Eye Loupe Mini Led Foldable Magnifying,Jewelry Diamond Detector Y-sss1 0

  • ✔【Intuitive Design】Yhkj Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED....
  • ✔【Simple to Use】Yhkj Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester....
  • ✔【Fast Results】Yhkj’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a....
  • ✔【Portable】Yhkj Diamond Tester Pen and 30x60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can....
  • ✔【Application Range】Industrial Purpose, Circuit Board And Printing , Industry, Medicine, Gardening, Coin, Diamond,Stamp, Jewelry, Appraisal,....
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East Tester Desktop LCR Meter inductance Tester 10~100KHz Continuously Adjustable; 1Hz Step; Support SCPI; (4510, Grey, 3)

  • Lcr meter benchtop Testing frequency 100khz.
  • Capacitance meter capacitor tester Basic accuracy:0.1%.
  • Capacitance clamp meter Interfaces: standard: RS232.
  • Inductance meter tester Support dc resistance (DCR).
  • Inductance meter benchelectrolytic capacitor measurement model,Adjustment of backlight brightness, Chinese and English are optional.
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Best Sellers Diamond Tester Pen＋60X Mini LED Magnifying,High Accuracy Jewelry Diamond Tester Tool,Environmental Protection 9V Battery,Professional Diamond Selector for Novice and Expert

  • ...is fake, crystal or cubic zirconia, the tester will not beep. To determine the clarity of a diamond use 60X LED lighted Loupe, magnifying glasses..
  • ✔【Fast Results】Hqdz’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a matter of seconds..
  • ✔【Portable】Hqdz Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit into any purse or backpack. Hqdz’s Diamond Tester Pen and 60X LED Lighted Loupe combo is a must have tool kit when you are going to a garage sale, flea market, swap meet, etc. Alternatively, its also a great tool to have when testing your own jewelry..
  • ✔【Application Range】Industrial Purpose, Circuit Board And Printing , Industry, Medicine, Gardening, Coin, Diamond,Stamp, Jewelry, Appraisal, Education, Geography, Home And Office..
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Rsrteng A86 CCTV Tester IP Camera Tester 8MP CVI TVI AHD Camera Tester 7inch TFT Touch Screen IPC Tester Support POE RS485 PTZ Digital Multi-Meter Optical Power-Meter

  • 【A86 IP Camera Tester】A86 7 inch IPS TFT HDMI Tester,Silicone button,Backlight brightness. 1920x1200 high resolution 4K Camera Tester. 7in1 CCTV Tester,added Optical power meter,TDR cable test and Digital multi-meter functions.Support PoE IEEE802.3af, maximum power 25.5W,2.4G and 5G w-i-f-i frequency band, the camera tester tool will make your installation process simple and efficient..
  • 【IP Camera tester 】Max 4K 8MP /H.265/H.264 IP camera test. Support serial connection.
  • Ethernet test 10M/100M/1G Ethernet link detection,Interface dual-port RJ45 Ethernet.Support IP setting,camera discrovring,ueser authentication,image viewing,PTZ control,modification of camera parameter.Compatible with IPC protocol ONVIF, RTSP, RTP,multi-brand IPC test..
  • 【HD Coaxial Camera test】Support Max 8MP TVI/CVI/AHD camera test.PAL/NTSC video test signal,HDMI I/O,Audio input, Baud 150-19200bps, compatible with more than 30 protocols such as PELCO-D/P, Samsung, Panasonic etc..Support Coaxial PTZ control and call OSD menu,Digital zoom,Full screen display..
  • 【Multi-function tester】OPM --- Used to measure absolute optical power or relative loss of optical power through a section of optical fiber.TDR --- Testing the length of network cable (4 pairs),The maximum lengt....
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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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