- 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.
- Light weight, matched with a convenient carrying case.Detailed user manual is included in the package.
- 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.
- Warm tips:gems must be clean, dry and at room temperature.when doing test, transferred to the first or second grid.
