Lowrance iFinder Expedition C Plus Waterproof Hiking GPS Has the same great features of the standard model, with the added benefit of exclusive MapCreate USA Topo mapping software, one MMC/SD memory card, and an MMC/SD card reader with USB connector Scout Mode option lets you mark area perimeters and create borders; built-in continental United States and Hawaii background map with interstate exit services helps guide you Offers an easy-to-read bright, 2.83-inch diagonal color TFT display with 320 x 240 resolution and a white LED backlit screen for excellent direct sunlight and low-light or night viewing Dimensions: 5.6 x 2.5 x 1.2 inches (W x H x D); weighs 8.7 ounces 16-channel handheld mapping GPS helps you find your way to your destination in dazzling color