Simple operation with highly sensitive GPS receiver which safes 1000 waypoints and 100 tracks. 4 levels of grey LCD-display with a scree size of 3.6 x 5.4 cm, diagonal screen: 6.6 cm. Resolution: 128 x 160 pixels. Dimensions: 6.6 x 15.2 x 3.0 cm. Weight: 232.4 g. Including: GPS 73, carrying strap, quick-start instructions, requires 2 x AA batteries (please order separately).