Diamond Tester Pen, High Accuracy Jewelry Diamond Tester Mini LED Indicator, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter

Arrives by Tue, Feb 6 Buy Diamond Tester Pen, High Accuracy Jewelry Diamond Tester Mini LED Indicator, Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter at

High Accuracy Diamond Tester Selector Gemstone Tool Gems Jewelry Test Tool with LED Indicator

Features:
Easy operation.
Accurate and reliable reading.
LED light and audio result indication.
Simple calibration for stones of various sizes.
Detailed user manual is included in the package.
Matched with a testing platform for loose stones.
Light weight, matched with a convenient carrying case.
The red light will be showed and the audio indicator will ring if the stone is real diamond.

Specifications:
Color: Black
Power supply: 1 * DC 9V Battery (not included)
Item size: 16 * 4 * 2.2cm (6.6 * 1.6 * 0.8in)

Package Content:
1 x Diamond Selector II Tester
1 x Protected Leather Bag
1 x Texting Platform
1 x User Manual

Maintenance and Repair:
1. the instrument is very sensitive to the probe, must be particularly careful to protect, do not use should be set on the sheath.
2. When the indicator light is getting dark, it shows the battery will run out, and should be timely replaced battery.
3. the instrument is not used for a long time, please take out the battery.
4. in order to detect accurately, the proposed correction once a year.

Warm tips:
1. The thermal conductivity meter is designed and manufactured according to the thermal conductivity of diamond. It is specially used for the identification of the true and false of diamond.
2. For precision electronic instruments, the use of the environment is 5-35 degrees Celsius, the relative humidity of the air is 80%.
3. The gems must be clean, dry and at room temperature.
4. When doing test, transferred to the first or second grid.

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