For Sale; Lowrance GlobalMap 100 GPS, Waterproof face, 12 parallel channel receiver (not WAAS enabled). Used two years. Has built-in base map of North America including Interstate and State routes. It is compatable with MapCreate Software (not included). Asking $90 which incudes 12v power cable. I have attched a link to the owners manual available on the Lowrance website. http://www.lowrance.com/Manuals/Files/GM100.pdf I am located in the Westerville, Ohio area. PM me if interested.