7 inch underwater pinpointer - pocket metalprobe - hunting small gold nugget
World smallest underwater mini 7 inch metalprobe multifunction designed to precisely pinpoint metallic ( ferrous and nonferrous ) objects during treasure recovery and Gold Hunting. Audible with LED and silent vibration alarms to indicate the presence of metal objects. With a pinpointing tip ( more sensitive than ) with side-scan capability. It is very effective in easily detecting even the smallest of ( grain size ) metallic objects in a wide variety of hunting conditions. An LED flashlight assists in dark and low light conditions adjustable brightness. Sensitivity can be adjusted by fingers ( adjustments of potentiometer voltage ) you can detecting dim. 3-5 mm gold kernel.