? 11-in. waterproof elliptical bi-axial open search coil; can accept accessory coils;? Detects coin-size objects up to 9 in. deep ;? 7 search modes plus pinpoint with depth indicator, discrimination, and all-metal modes;? Enhanced V-Break(R) technology allows the user to program the detector so that any target with an ID in the range of 0 to 69 can induce a LOW tone;? Easy-to-read visual LCD display ;? 43-segment digital target identification and 4-tone target identification with 60 levels of adjustable discrimination and selectable notching capabilities;? Variable notch width allows the user to set the size (or width) of the notch-window, which can be used to "notch out" or "notch in" targets from detection;? Automatic, preset ground balancing to "see through" ground minerals;? 1/4 in. headphone output;? Requires one 9-volt battery (sold separately);? 5-year limited warranty; Length: 28.60" Width: 10.20" Height: 6.20"