A Source Multi tester

Features Retractable thermoelectric probe tip that ensures constant pressure between probe and gemstone Industry’s thinnest probe tip (0.6mm) for testing gemstones as small as 0.02ct Metal alert buzzer to ensure that probe tip is in contact with gemstone during testing Ergonomic design with rubberized anti-slip grip for better handling during testing Catered to both left-handed and right-handed users alike International voltage compatibility Low batter indicator Automatic power off Benefits Identifies metals, simulants, moissanites, and colorless diamonds instantly Enhanced accuracy and consistency with improved functionality and usability Accurate testing on diamonds as small as 0.02ct Enhanced functionality and usability Clear and visible display for ease of reading measurements No waiting time between tests Simple and easy to use Light and portable for convenience Comes with protective carrying case One of the most reasonable models available