Garmin Edge 1030 Plus is a 3.5 cycle computer with GPS and navigation, connectivity, performance and environment control functions for cyclists. The Trendline popularity routing function uses millions of kilometers of Garmin Connect ride data to show you the best routes. It also has Garmin Cycle Map pre-installed which provides turn-by-turn directions and the new rider-to-rider messaging feature allows you to stay in contact with other cyclists in your group.Top Features: · Pre-installed Garmin Cycle Map provides turn-by-turn directions and new navigation alerts. · New messaging function between cyclists that allows you to keep in touch with other riders in your group or team. · Turn each route into a challenge with the recently updated Strava Live Segments feature. · Battery life: up to 20 hours, expandable up to 40 hours with the optional Garmin Charge ™ power pack. · You can see how changes in weight, power and endurance can affect your target time for the race, and create the perfect power plan for you.