Lowrance iFinder Go2 Waterproof Hiking GPS Includes 64MB of built-in memory packed full of mapping detail of the continental United States and Hawaii, including enhanced shoreline detail, coastal nav aids, and wrecks and obstructions Provides access to up to 100 retraceable plot trails-- with up to 10,000 points in any trail--and 42 graphic icons to mark special spots Offers an easy-to-read, 16-level grayscale, 200 x 140 resolution, two-inch diagonal display; amber LED backlit screen Dimensions: 5.15 x 2.12 x 1.24 inches (W x H x D); weighs 5.4 ounces 16-channel GPS and WAAS-enabled handheld helps get you where you're going quickly and easily