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
Are batteries included?	Yes
Batteries	1 9V batteries required. (included)
Best Sellers Rank	#39,016 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #716 in Voltage Testers
Brand	HMKIS
Colour	Black
Country of Origin	China
Customer Reviews	4.1 4.1 out of 5 stars (7,626)
Date First Available	11 December 2020
Global Trade Identification Number	09070190994879
Included Components	1 Electric Circuit Testing Device
Item Dimensions LxWxH	25.8 x 5.5 x 3.5 Centimeters
Item Height	35 Millimeters
Item Weight	120 g
Item Width	5.5 Centimeters
Item dimensions L x W x H	25.8 x 5.5 x 3.5 Centimeters
Item model number	HXK+FDJ
Lithium Battery Packaging	Batteries only
Manufacturer	HMKIS
Maximum Operating Voltage	9 Volts
Measurement Type	Thermal Conductivity Scale (1-9)
Min. Operating Voltage	9 Volts
Model number	HXK+FDJ
Net Quantity	1.00 Count
Number of Memory Sticks	1
Power Source	Battery Powered
Product Dimensions	25.8 x 5.5 x 3.5 cm; 120 g
Specification Met	CE
Style	Portable,Simple
Upper Temperature Rating	30 Degrees Celsius
Voltage	9 Volts

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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