Gopro Metal Detector

I have finally mastered a gopro hat studio for metal detecting.
Gopro metal detector. After looking at all the options for filming detecting i ve settled on a hat mounted gopro hero 4 black to power it for hours i use a gopro bacpac and a novobeam usb charger for professional sound i use a edutige lav mic with the gopro mic adapter and rode minifur wind shield. Subscribe and help me reach 4 000 000 subscriber. The key things are clarity of the images and the zooming into the detail of a coin etc. In this video i metal detect underwater for lost valuables by a staircase at ginnie springs in florida.
I would envisage wearing the camera on a chest or head mount. Testing out the 15x12 coil at the beach good to be out.