Garmin Edge 840, Compact GPS Cycling Computer

Advanced GPS cycling computer with touchscreen and button control combines superior navigation, planning and performance tracking, cycling awareness and smart connectivity
Battery life: up to 26 hours in demanding use cases; up to 32 hours in battery saver mode
View daily suggested workouts and training prompts on screen; based on your event, get personalized coaching that adapts to your current training load and recovery when riding with a compatible power meter and heart rate monitor
Find your way in the most challenging environments with multi-band GNSS technology that provides enhanced positioning accuracy
See remaining ascent and grade when climbing so you can gauge your effort with the ClimbPro ascent planner, now available on every ride — no course required; view on your Edge device and in the Garmin Connect app on your smartphone for ride planning
Classify your strengths as a cyclist, and compare your cycling ability to the demands of a specific course, so you can focus your training and improvement in the right areas, when paired with your compatible power meter and heart rate monitor
Manage your efforts with the power guide feature, which recommends power targets throughout a course, when paired with your compatible power meter
Get stamina insights while you ride, so you can keep an eye on how much longer you can really push it, when paired with your compatible power meter and heart rate monitor
Stay on top of your training program with prompts to complete missed workouts
Ride like a local, whatever your bike type, with improved ride type-specific maps that highlight popular roads and trails plus searchable points of interest