Features Model Number: AE-007985-201 Dimensions: W 2.43 in; H 5.25 in; D 1.5 in IPX-7 waterproof standard, impact-resistant rubberized housing Weight: 5.35 oz, without batteries; 6.7 oz, with Li-Ion rechargeable battery; 7 oz, with alkaline AA batteries Dual-core processor for lightning-quick map redraws, when panning or zooming Fast USB 2.0 data transfer to internal memory or SD card in device Proprietary Kalman filter for enhanced GPS accuracy Detailed onboard base map with major highways and