Features: Preloaded With: Worldwide topographic map, 3D map view & built-in worldwide base map with shaded relief; GPS Receiver: Highly sensitive with Hot Fix that acquires your location quickly & precisely, even in heavy cover; 850mb Internal Memory: For additional map transfers; Electric Compass: Shows your hrading even when the unit is not held flat; Barometric Altimeter: Provides precise elevation readings; Wireless Unit-to-Unit Connectivity: Share your waypoints, tracks & routes wirelessly with compatible devices; Compact & waterproof (standard: IEC 60529 IPX7); Mico SD slot & USB (Universal Serial Bus) interface; Takes 2AA which provide up to 20 hours of battery life; Dimensions: 9.9cm x 5.6cm x 3.3cm; The Dakota 20 is the Oregon series little brother with its 2.6 inch, sunlight-readable, colour touch screen display & other tools ideal for serious climbing or hiking. This bundle version comes with the entire UK mapped on Garmin's Discoverer mapping at 1:50, 000 :: Unisex > Bikes