The Garmin aera 510 helps you reach on time to your destination with its unique navigation features. This Garmin outdoor GPS device features a 4.3-inch touch screen color display lets you easily and quickly navigate through its user-friendly menu. Powered by a Lithium-ion battery, this Garmin aera GPS allows continuous navigation for about five hours. The Garmin aera 510 is a highly sensitive GPS device with WAAS that provides position accuracy along with a great reception. The built-in Bluetooth wireless technology of this Garmin outdoor GPS device lets you make hands-free call while driving. Get turn-by-turn directions on the move with the voice alert feature of this Garmin aera GPS.