Garmin nüvi® 1340. Form factor: Handheld. Display diagonal: 101.6 mm (4 "), Display resolution: 480 x 272 pixels, Display: LCD. Weight: 0.1616 kg, Width: 122 mm, Depth: 16 mm. Battery technology: Lithium-Ion (Li-Ion), Battery life (max): 4 h. Compatible operating systems: Windows 2000, Mac OS X 10.4