Garmin GPS 60 Portable Navigator. Form factor: Handheld. Map storage: Internal storage, Map view options: 2D. Display resolution: 160 x 240 pixels, Display size (HxV): 38.1 x 55.9 mm (1.5 x 2.2 "), Gray scale levels: 4 levels of grey. Weight: 198 g, Width: 61 mm, Depth: 155 mm. Battery life (max): 28 h, Battery type: AAA