Magellan Maestro 3225 3.5-Inch Portable GPS Navigator Magellan Maestro 3225 3.5-Inch Portable GPS Navigator Pre-loaded with North American maps enabling you to travel all 50 United States, Puerto Rico, and Canada. 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.