Go the extra mile on your next ride with the worlds smallest and lightest GPS cycling computers, the Edge 25At just 25g you'll not notice a weight penaltyThese GPS + GLONASS-enabled bike computers track how far, how fast and where you ride, more accurately than ever beforeUp to 8 hours battery lifeIPX7 Water ratedExtremely durable and small in size, they are perfect for travel and ideal for training and everyday ridingThe Edge 25 adds ANT+ and Bluetooth capabilitiesPair with a heart rate strap and add speed and cadence sensors or VariaPair with a compatible mobile device via Bluetooth for live tracking with automatic uploads to Garmin Connect so your friends can follow your rideGarmin Connect allows you to see your ride on a map, analyze it and share itThe courses feature lets you follow new rides, challenge your time on previous rides or download rides from other Connect users for a virtual competition