The Forerunner 910XT is the most advanced triathlon and multisport watch yet and is sure to please even the most data hungry athletesThe 910XT provides detailed swim metrics and tracks distance, pace, elevation (via barometric altimeter) and heart rate for running and cyclingDesigned for open water and pool swimming, it records distance, efficiency, stroke type, stroke count and pool lengthsThe 910XT is water resistant to 50 metres and has up to 20 hours of battery life, making it ideal for use at Ironman eventsANT+ compatibility means the 910XT can be used with compatible heart rate monitors, cadence sensors, food pods and power metersOptional vibration alerts for space, pace or heart rateHigh sensitivity GPS for Hotfix for a rapid and stable satellite lockOnce your workout is done, data is sent wirelessly to your computer for detailed analysis, mapping and data sharing at Garmin ConnectDespite the number of features the 910XT still only weighs 72 grams, so it won't slow you downPackage includes 910XT watch, USB ANT+ stick, charging clip, expander strap, AC adaptor, premium heart rate strap, cadence sensor and bike mount