Dupeakya Professional Diamond Tester, Gem Tester Pen Portable Electronic Diamond Tester Tool for Jew

Notes:
1. The thermal conductivity meter is an electronic instrument designed and manufactured according to the thermal conductivity of diamonds to identify the true and false diamonds.
2. This instrument is a precision electronic instrument, the use environment is 5-35 ℃, and the air relative humidity is 80%.
3. The tested gemstone must be clean, dry and at room temperature.
4. LED lights and audio indication results

Tips Before Test:
1. Put the battery in the tester.
2. Take off the probe cap.
3. Turn on the switch.
4. Make sure only one light light up on the scale.
5. Make sure the “ready lamp” light on.

For diamaond testing:
You need to turn on the lights number corresponding to the indoor temperature and diamond weight.

For other gems testing:
You need to calibrate the probe first.
Method: placing the probe vertically on a glass, and adjusting the light to 5, then test the gems.

Test Results:
-If the number of lights equals or exceeds 9, and it beeps, it means the diamond is true.
-If the lights is about 9 and it beeps, it means the sapphire is true.
-If the number is 6.5-7, it means the agate is true.
-If the number is 7-8 , it means the crystal is true.
-If the number is 6-7, it means the jade is true.

Specification:
Material: Plastic
Working power: DC9V battery (not included)
Size: 16*4*2.2 cm

Package Included:
1 * Diamond Tester

If for any reason you are not completely satisfied with our product, you can contact us, we provide 6 months warranty.
It is designed for quick, precise, and safe diamond test.
LED light and audio result indication.
Portable electronic device for distinguishing real diamonds from other simulated stones.
This gemstone testing equipment is not only a diamond tester, but also a multi gemstone tester. It can detect if a gemstone is real or fake, including: diamond, sapphire, ruby, crystal, agate, jadeite, and other precious stone of various sizes.