Scanning parks and beaches with one of these can be a unique and fascinating hobby.

It has four search modes and works better in wet conditions than cheaper alternatives.

Metal detectors come in all shapes and sizes, with different capabilities. And these are some from Harbor Freight.

During testing, our team found that this metal detector excelled when at detecting aluminum, picking it up from six inches away or less. It also detected a pair of 10-karat gold earrings, though only ...