V2 Diamond Tester Selector Gemstone Tool Gems Jewelry Test Tool
V2 Diamond Tester Selector Gemstone Tool Gems Jewelry Test Tool LED Audio V2 Diamond Tester Selector Gemstone Tool Gems Jewelry Test Tool LED Audio How to prepare? Mark on the battery Turn the Power Swith On Confirm the Battery Lamp lights up Wait for about 30 seconds till the Ready Lamp lights up. DIAMONDS 1. Beeping sound (beep-beep-beep) 2. ?1?1~4 of the Red Lamp box OF the Level Meter??2?will light on. (More no. of Red Lamp boxes will light up for bigger sized stones.) DI