Portable Diamond Tester, Professional Tester Pen, Gemstone Jewellery Gems Tool, for Jewellery, Crystal, Agate, Jade

Portable design: the diamond tester allows a fast, precise and safe diamond test. The process is simple and accurate. Lightweight design, you can put it directly in your pocket and take it with you. High-precision diamond tester: the professional diamond tester checks real or false diamonds and displays the results on LCD monitors and LED displays. A green indicator signals. Transparent screen and audio instructions: these high accuracy diamond testers come with a clear screen, so you can quickly get the useful data. The jewelry diamond tester is equipped with LED lights and audio instructions. As long as the tip is perpendicular to the test material and the switch is pressed, you will get the result. Easy to use: bright dynamic display and beep when sound detection. Diamond Test Pens are designed to deliver fast and accurate results. You can tell if something is fake in seconds. Wide application: not only for diamond experts, but also for beginners who love diamonds. Diamond test pen is designed for fast, precise and safe diamond testing.