DIMENSIONS: Computer 57.5mm (W) x 78.3mm (L) x 26.6mm (H) Screen: 35.3mm (W) x 58.8mm (L) CONNECTIVITY: Receive text, email, phone call and message app notifications when paired to smartphone Sync rides via Bluetooth Smart to the Lezyne Ally phone app Instant download of ride files (.fit) via plug-and-play flash drive technology (Windows/Mac) and upload directly to GPS Root website for ride analysis Auto-sync to Strava, TrainingPeaks and Today’s Plan Pairs with Bluetooth Smart or ANT enabled heart rate monitors, cadence/speed sensors and power meters Connects with compatible electronic drivetrains Turn-by-turn navigation Off-line maps and rerouting Follow starred Strava segments and routes Follow structured workouts from Today’s Plan and TrainingPeaks DISPLAY DATA: Map Turn-by-turn navigation Live Tracking icon Strava Live Segments Structured Workout Heart Rate*: Current, Average, Max Cadence*: Current, Average Power* (6 data display options) Training specific fields Electronic drivetrain data Speed: Current, Average, Max Distance: Current, Trip Total, Trip 2, Odometer Time: Ride Time, Clock Date Laps and lap averages Elevation: Ascent, Descent, Current Grade Calories Temperature GPS signal strength Battery life indicator for device and paired devices Connected devices icons Bread crumb trail page