Lowrance 000-12216-001 Lake Insight HD West, V15 - Hi-Def. Lake Maps for Western United States Coverage of Inland Waters in the Western U.S. 2,400 lakes with 1-3' high-definition contours 4,800 lakes with 3-10' standard definition contours 47,500 total named bodies of water with shoreline detail Updated Fishing Hot Spots Points-of-Interest (POI)