HMKIS Diamond Tester, 9V Battery, High Accuracy Jewelry Diamond Tester, Professional Diamond Selector, Thermal Conductivity Meter

【Initialization】After powering on, turn the wheel to keep 4 green lights on to finish the Initialization. Otherwise you will get inaccurate results.

【Initialization】After powering on, turn the wheel to keep 4 green lights on to finish the Initialization. Otherwise you will get inaccurate results.

HMKIS Diamond Tester, 9V Battery, High Accuracy Jewelry Diamond Tester, Professional Diamond Selector, Thermal Conductivity Meter

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[Initialization] After powering on, turn the wheel to keep 4 green lights on to finish the Initialization. Otherwise you will get inaccurate results.

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