Can it distinguish between real and fake diamonds?

YES! This diamond tester pen can distinguish between real and fake diamonds such as CZ, crystal and topaz, artificial sapphire, zircon. CAN'T DISTINGUISH diamond and moissanite！

Is it suitable for testing loose diamonds?

Yes, we can use this diamond tester pen to test loose diamond since there will be a platform for testing loose diamond

Can This diamond tester pen be used to test Diamond jewelry？

Sure! You can use this diamond tester pen to test Diamond jewelry, such as diamond ring, diamond earrings, diamond necklace and so on.

What is the power supply method of this diamond tester pen?

This diamond tester pen has two power supply method, one is the 9V battery and the other is USB Type-C power supply!But It is NOT rechargeable!

Can I use this test something else,such as skin, glass, metal?

We don't suggest use this diamond tester to test something else, as it is a diamond tester pen. When we testing metal, the Level Meter will turn off suddently or it will flashing

ASIN	B08MTG5NHJ
Best Sellers Rank	#42,626 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #752 in Voltage Testers
Brand	HMKIS
Brand Name	HMKIS
Colour	Black
Country of Origin	China
Customer Reviews	4.1 out of 5 stars 7,756 Reviews
Global Trade Identification Number	09070190994879
Included Components	1 Electric Circuit Testing Device
Item Dimensions	25.8 x 5.5 x 3.5 Centimeters
Item Weight	120 Grams
Item dimensions L x W x H	25.8 x 5.5 x 3.5 Centimeters
Manufacturer	HMKIS
Maximum Operating Voltage	9 Volts
Measurement Type	Thermal Conductivity Scale (1-9)
Minimum Operating Voltage	9 Volts
Model Number	HXK+FDJ
Power Source	Battery Powered
Power Source Type	Battery Powered
Specification Met	CE
Style	Portable,Simple
Style Name	Portable,Simple
Unit Count	1.00 Count
Upper Temperature Rating	30 Degrees Celsius

Diamond Tester Pen, Jewelry Diamond Tester With 60X Mini Led Magnifying, Thermal Conductivity Meter, Diamond Selector For Novice And Expert, Battery Powered

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