Metal Detector 180MM Deep Sensitive Waterproof Treasure Hunter Gold DiggerLCD Screen Metal Detector with Headphones Black Great for combing beaches, forest, parks or even your backyard, the Metal Detector features three detection modes that distinguish between ferrous and non ferrous metals like silver and gold. It operates at a very low frequency and a sensitivity level of up to 180mm. In other words, it is deadly accurate and precise. Plus, an easy to read LCD display relays all the useful data to help with your