Long Range Locator Model-5
Gold, silver, space scanning bar is mineral, it also detects room, cellar, plus and minus, you can put the sample in your right palm and search.
It works with 9 walt battery support, some user friends can use it with 9 walt support if they cannot use a stick.
Scans 15 meters depth and 600 meters distance
Price: 125$ + Shipping cost