Humminbird 787c2i Combo NVB 5-Inch Waterproof Marine GPS and Chartplotter (Navionics Gold and HotMaps Premium Charts Pre-loaded) Full-featured fish finder and internal 16-channel WAAS/EGNOS GPS receiver with chartplotting 5-inch, TFT LCD display with 640 x 480 pixels of resolution in 256 colors for enhanced separation 60-degree, and 20-degree beam for both fish location better bottom definition to 1,500 feet Built-in UniMap of USA inland lakes, rivers and coastal areas, and pre-loaded with Navionics Gold and HotMaps cartography Measures 6.9 x 7.7 x 4.5 inches (W x H x D), and backed by limited 1-year warranty