Improve every day with Edge 840, the touchscreen and button-controlled cycling computer with targeted adaptive coaching1. It's the optimal gear to prepare you for upcoming races or personal milestones. Touchscreen or button controls? The choice is yours - this Edge has both. Extended Battery Life: The Edge 840 cycling computer gets up to 26 hours of battery life in intense mode and up to 42 hours using battery saver mode. Adaptive Coaching: View daily suggested workouts and training prompts on screen; get personalised coaching based on your event that adapts to your current training load and recovery1. Multi Band GNSS: Find your way with multi-band GNSS technology that provides enhanced positioning accuracy. ClimbPro Ascent Planner: See remaining ascent and grade when climbing so you can gauge your effort with ClimbPro, now available on every ride with no course necessary. Cycling Ability And Course Demands: Compare your cycling ability to the demands of a specific course and focus your training in the right areas, when paired with your compatible power meter and heart rate monitor. Power Guide: Manage your efforts with the power guide feature, which recommends power targets throughout a course, when paired with your compatible power meter Training Status: Evaluate your performance indicators to see if you're training productively1. Heat And Altitude Acclimation: See how your body is holding up with heat and altitude acclimation1. Grouptrack Feature: Check each other's location with GroupTrack - and track up to 50 riders at once3. Ride Specific Routing: Get routing suited to your ride, whether you're on mountain, gravel or road. Trendline Popularity Routing: Your Edge finds the best route - choosing from roads (and trails) most traveled. Event Goals: Select a race distance and time goal, then receive daily suggested workouts. Garmin Cycle Map: Ride with preloaded maps that include worldwide MTB trail data from Trailforks. Read More