Garmin Edge 830 Bundle

Dynamic performance measurement provides insight into your VO2 max, recovery, focus of the training balance, heat and height acclimatization, nutrition, hydration and more.
The bicycle security functions include a new bicycle alarm, group messages and tracking, accident detection and compatibility with rear-view radar and bicycle lights so that you can see and be seen.
Including navigable Garmin cycle map with route determination based on popularity, so that it is as if you know the area well. Plus composing routes on the device, recalculating routes if you have deviated from the route and back to start. The mountain bike model also has integrated Trailforks data, including the difficulty of trails.
Customize with free apps, widgets and data fields from the Connect IQ Store.
MTB dynamics counts the number of jumps, the distance between jumps and the hanging time and keeps track of your Grit and Flow, a measure of the difficulty of the ride and a measure of the flexibility of your descent, so that you get a score that you can improve next time.
Battery life: Up to 20 hours with GPS. Can be extended to 40 hours with the optional Garmin Charge power pack or in battery saving mode.