Operation method:
1. Turn on the power, the power indicator is on, the instrument starts to warm up, and the instrument can be used in a few seconds. (after the lamp is on ready ok).
2. Put the measured bare drill into the appropriate concave hole of the support tray, and put its tabletop up. The inlaid ones need not be placed in the tray hole but can be held by hand.
3.Pay close attention to the reflection of the instrument. If the remaining yellow light-emitting diodes are on, when they are on to nine diodes, accompanied by a beep, it indicates that the tested person is a real diamond. On the contrary, if less than 9 and the instrument does not give out a sharp sound, indicating fake diamonds or counterfeit goods.

NOTICE:
1.When testing the diamond, keep your hand on the metal bar on the selector's back, while pressing the test tip on the diamond you want to test at a 90 DEGREES to get the right result
2.Put the rubber back on the test tip when you are not using it, turn the knob to off, and take out the battery.
One test may not satisfy you, so you may want to run several more to be sure:
It is important that if you keep running tests on that same diamond, it would become warm. A warm diamond won't read correctly, so some of the tests may be incorrect. Therefore, allow the diamond to cool if it gets warm before you mast run more tests.

The 60x magnifying glass can see the detected things more clearly and is more friendly to people with poor eyesight.

Bright LED light of the Magnifying Glass provides enough light at any dim conditions;

The pocket size is convenience to carry, you can use it in everywhere and every time.

Lens Material: Glass.

Currency Detecting Microscope Magnifying Power is 60X. With a Faux Leather Pouch, Can Protect it From Scratch, Attrition, Etc.