This item is free to ship to the continental United States.
This gold tester helps you easily determine the type of metal and purity by measuring the specific gravity of the item. Simply weigh the metal item as normal, and then again in water. The internal computers make the calculations for you! Includes AC adapter and PC interface. Not suitable for silver or platinum. 8 x 7 x 6. Ranges from 0.001g - 300g.