Lowrance iFinder H20 3-Inch Waterproof Marine GPS Waterproof housing designed for anglers, boaters, hikers, and other outdoor enthusiasts Includes cigarette plug adapter and one-year warranty Features 12 parallel channel GPS and WAAS receiver and three-inch backlit LED screen Includes 1,000 waypoints, 1,000 event markers, and 100 routes Measures 2.54 by 5.58 by 0.95 inches (W x H x D)