Testing Tool Gem Selector High Accuracy Jewelry Watcher Portable Jewelry Tester

Label:Yes Color: Black Color:Black Product size :As shown Packing:1 pc Jewelry Testing Tool Power supply: DC 9V batteries (not include batteries) Material:Plastic + Electronic Components Note:

tester set only, other accessories in the pictures are not included. Please read the user manual carefully for more information before usage. Due to or other reasons, the picture and material object may slightly differ. Due to manual measurement, there may be deviation, please in kind prevail.