The Garmin Forerunner 945 is designed for dedicated athletes who push their limits. This advanced smartwatch offers a comprehensive suite of features to enhance your training and performance. Sync music from popular streaming services or store up to 1,000 songs directly on your watch for phone-free listening with Bluetooth headphones. Advanced performance monitoring includes VO2 max, training status, heat and altitude acclimation, training load balance, and recovery time analysis, covering both aerobic and anaerobic training effects. Make convenient, contactless payments using Garmin Pay with supported cards. Navigate your routes with confidence using built-in, full-color maps. Safety and tracking features, such as incident detection during select activities, can send your real-time location to emergency contacts when paired with a compatible smartphone. Customize your training by creating your own workouts or downloading plans from Garmin. Analyze your running efficiency with metrics like ground contact time balance, stride length, and vertical ratio. With GPS, GLONASS, and Galileo satellite support, you'll accurately track your distance, pace, and location on any trail or urban environment. Health monitoring includes wrist-based heart rate, all-day stress tracking, a relaxation breathing timer, Body Battery energy monitoring, and Pulse Ox measurements. Stay connected with smart notifications and weather updates when paired with a compatible smartphone. Personalize your Forerunner 945 by downloading apps, widgets, and watch faces from the Connect IQ Store. Enjoy extended battery life, up to 2 weeks in smartwatch mode, 10 hours with GPS and music, or up to 60 hours in UltraTrac mode.