= Motion-Discriminate and All-Metal Modes Accuracy trigger for easy targeting objects = Includes extra large 9 1/2 inch deep targeting waterproof search coil = Multi-tone discrimination for specifying between quarters dimes rings etc. = Heavy-duty 1/4"" headphone jack and padded arm-supporting handle = Easy-slide battery pack operates on 12V DC or eight ""AA"" Batteries (not included)