China wholesale new product gem tester diamond tester diamond selector Buyer and Importer

Jewelry Tools & Equipments Type:Testers & Measurements Product name:china wholesale new product gem tester diamond selector Color:Black diamond selector Application:gem tester/diamond tester/diamond selector Fast warm up time:ten seconds Advantage:Low battery indicator for accurate readings Size:162*42*22mm Weight:163g Power supply:1 * DC006P 9V Battery Function: Linear display for increased information Type: Automatic and manual modediamond selector Application:gem tester/diamond tester/diamond selector Fast warm up time:ten seconds Advantage:Low battery indicator for accurate readings Size:162*42*22mm Weight:163g Power supply:1 * DC006P 9V Battery Function: Linear display for increased information Type: Automatic and manual mode Show More