10" x 12" (25 x 31 cm) DD Open Searchcoil. Open coil is preferred for water hunting. Unique blunted elliptical coil increases detection field at edges and improves maneuverability against obstacles.This item is in the category "Business & Industrial\Test, Measurement & Inspection\Test Meters & Detectors\Metal Detector Accessories". The seller is "dmobx" and is located in this country: US. This item can be shipped to United States.