Classic Diamond Tester: Diamond Combo Tester, stable and accurate performance. Designed specifically to distinguish between colorless diamonds and Mossinate.
Using the principle of difference of thermal conductivity and electronic conductivity between diamond , mossinate and fake diamond, A single test can distinguish colorless diamond , mossinate and fake diamonds. It is also effective for low conductivity mossinate.
It has alarm function when the probe touches metal and has the function of low battery alarm.
The tester doesn't work for ten minutes, it will automatically extinguish the indicator light, and make a "beep" sound, It has the function of warning the user to turn off the power.
Bright dynamic display and sound detection results prompt tone. Portable and hand-held design, It's ergonomic.