• Lightweight and low-profile for all-day and night comfort
• Extended battery life for weeks of continuous training
• Next-generation optical heart rate and SpO2 sensors
• Barometric altimeter for accurate elevation measurement
• Breadcrumb navigation feature to help you stay on track
• Always-on 1.2" transflective touchscreen display
• Dual-frequency GPS for pinpoint distance calculation
• Enjoy your favorite music with built-in audio support
• Watchband and charging cable included