Description:

Professional Diamond Test Pen: Use this electronic device to distinguish true diamonds from similar stones. It also can detect multi gemstones, such as , , crystal, agate, jadeite, etc.
How to Use: Start and warm the test pen for a while, during the test, your finger should touch the back metal plate, and put the probe vertically aligned with the test object.
Alarm Sound: Press the button, if it is the real diamond, the number of lights would equal or exceed 9, and it beeps. If it is to detect jade, the light will light up the fifth or sixth, indicating that the hardness of the jade has reached.
Quality Material: The probe is made of quality alloy, which can caccurately measure the conductivity of gemstones, with a plastic body, durable and lighter.
Battery Powered: Tester is battery powered for convenience, it needs 1pc 6F22 9V battery, which is not included in the package.

Specification:

Material: Plastic
Type: Jewelry Diamond Tester Pen
Battery Model: 6F22 9V Battery (Not included)
Working environment temperature: 5-35 degrees Celsius
Air relative humidity: less than 80%

Size Chart:

41x21x155mm/1.61x0.83x6.10inch

Package Includes:

1 Piece Diamond Tester Pen

Note:

1. Please allow slightly error due to manual measurement.
2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
3. Wish you a wonderful on-line shopping!