AKYOR CSP86 Smartphone Based Metal Detector

Here is a metal detector that connects to your phone via headphone jack and helps you go treasure hunting or inspect vertical surfaces such as walls. The AKYOR CSP86 comes with a 20cm diameter coil and weighs 2.5oz. It has special target programs for gold, silver, ferrous, and non-ferrous materials.

The device doesn’t need an external battery and looks fairly easy to handle. Expected to cost $90.