The Barska Metal Sensor Elite Edition BE11642 is the perfect addition for any treasure hunter who wants to be able to adjust very specific settings. This Metal Detector built by Barska has three different tones for differing metals; Low Tone for foil, nails, bottle caps and/or nickels, Medium Tone for pull tabs, zinc and/or copper items and a High Tone for brass and/or silver items. This Barska Metal Detection Device has an LCD Display that can indicate coins of different type, gold, silver etc. When the Barska Detector Elite detects an object, an arrow appears below the target icon of probable type of metal being detected. The Elite Edition Metal Detector by Barska also displays the depth of the target. This Barska Detection Device has a notch setting that eliminates the amount of junk metal being detected, so you won't have to worry about objects that are worthless. The Barska Elite Edition Metal Sensor has a waterproof search coil that is perfect for treasure hunting in shallow water.