Portable Professional Diamond Tester Pen Gems Diamond Selector II LED Indicator

Description:

- Diamond Selector II. Easy operation, lightweight.
- Feature: LED light and audio result indication.The red light will be showed and the audio indicator will ring if the stone is real diamond.
- Simple calibration for stones of various sizes.
- Accurate and reliable reading work with a testing platform for loose stones.
- Suggestion: In order to detect accurately, the proposed correction once a year.

Specification:

- Material: ABS+ Alloy
- Size: 160x40x22mm/ 6.3x1.6x0.87 inch
- Weight: 130g
- Color: Black

Package Includes:

1 Piece Diamond Selector II(Batteries are not included)

Note:

1. Please allow 1-3mm error due to manual measurement.
2. The instrument is very sensitive to the probe, must be particularly careful to protect, do not use should be set on the sheath.
3. When the preparation of the indicator light is very dark, shows the battery will run out, should be timely replacement batteries.