Magellan RoadMate 1200 3.5-Inch Portable GPS Navigator Magellan RoadMate 1200 3.5-Inch Portable GPS Navigator Pre-loaded with maps of the 48 contiguous United States, Hawaii, and Puerto Rico SmartDetour automatically prompts you to route around sudden slow freeway traffic. Rechargeable battery lets you Navigate for up to 3 hours when power is unavailable. 1.3 million pre-programmed POIs make it easy to find gas stations, restaurants, ATMs, coffee and more.