The Mio Cyclo 305 HC allows you to navigate easily from point A to B or to follow your own preferred routes. The turn-by-turn navigation effortlessly guides you, indicating every instruction with a clear sound alert.It has never been so easy to keep track of your performance, analyse your data, and improve your health. One of the highlights of the Mio Cyclo 305HC GPS System is the "Surprise Me" feature. This allows you to randomly generate 3 surprise routes from where you are to suit your choice of how long you want to ride for, how far you want to go or how many calories you want to burn. These routes are completely at random, so if you don't like the 3 routes chosen for you then simply hit the button again and it will offer you 3 more different ones. There is also an MTB function that can be selected which will offer you off road routes.To complete the package, it comes with an ANT+ sensor, a wireless heart-rate monitor as well as wheel and cadence sensors.Features: Pre-installed maps, including bicycle routes and roads Anti-glare touch screenSurprise Me feature Mio Share desktop applicationBattery life of up to 12 hours, Water resistant