Features:
Precision chip, accurate test
Two functions: test diamonds, test Moissanite diamonds
How it works: thermal conductivity meter identification
Parameter:
Product name: 2 in 1 diamond appraisal pen
Body material: engineering plastic
Probe Material: Alloy
Battery voltage: DC 9V
Product weight: 70g (without battery)
Product size: 167*50*21 mm
Note: The adapter cannot be used with the battery at the same time.
