High Accuracy Professional Jade Electronic Jewelry Tool Moissan LED Indicator Portable Diamond Selector Gem Tester Pen Detector

Features:

This gemstone testing equipment is not only a diamond tester, but also a multi gemstone tester.Â
It can detect if a gemstone is real or fake, including: diamond, sapphire, , crystal, agate, jadeite, and other precious stone of various sizes.
Non-destructive testing, do not hurt your item. It will automatically alarm if the battery is too low.
LED light and audio indicate testing result.
Portable size, convenient for carrying.

Specifications:
Material: plastic, alloy
Color: silver
Size(L x W x H):about 135x40x22mm
Battery: 9V battery(not included)

Precautions:
Before using the Moissanite pen, the tested diamond must be detected by a thermal conductivity meter and displayed as a diamond. Then use the Moissanite pen to determine whether it is a diamond or a Moissanite (the indoor temperature during the test should be maintained at 10 degrees to 40 degrees) Do not test in extreme temperature environments between degrees, use trays and tweezers when testing loose diamonds; do not directly touch the diamond, which will affect the accuracy).

Package included:
1pc x moissan tester
1pc x instructions
1pc x leather case

Note:
1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 0.5-2 cm differences due to manual measurement.