GARMIN FORERUNNER 245 GPS Running Watch with advanced featuresIncluded components: Forerunner 245, USB Cable, Quick Start GuideEvaluates your current training status to indicate if you’re undertraining or overdoing it; offers additional performance monitoring featuresProvides advanced running dynamics, including ground contact time balance, stride length, vertical ratio and moreSafety & Tracking features make it easy to share your location with chosen contactsGPS, GLONASS and Galileo network capability helps you track how far, fast and hard you’ve run — on or off the city streetsSmartphone compatibility: iPhone e AndroidMultisport GPS Smart WatchScreen size: 30 mmGPSWaterproofStrap width: 20 mmStrap material: SiliconeDisplay type: LCD