The Premiere Edition Underwater Metal Detector by Barska is used to detect metals in fresh or salt water up to 32.5'.This submersible unit features a 10" search coil, and two operating modes.One mode detects any type of metal, and the other ignores any metal type you are not interested in.
An LED light flashes red when a target is detected and an audio tone will emit a distinctive tone when different types of metals are sensed.There are adjustable knobs for sensitivity and volume control since the unit can be used with the included headphones..