Apple Watch Ultra 3 49mm titanium, Always‑On Retina display ,S10 chip,watchOS, Bluetooth 5.3, Water resistance 100m

• watchOS
• watchOS is the world’s most advanced wearable operating system, with apps and features designed to keep you active, healthy, safe, and connected.

Workouts and Activity

Running

• Custom workouts
• Customizable Workout Views
• Training Load / Workout Effort Tracking
• Heart Rate Zones (customizable)
• Postworkout heart rate
• VO₂ max
• Race Route
• Pacer
• Precision Start using Action button
• Stride Length, Ground Contact Time, Cadence, Power, and Vertical Oscillation
• Automatic track detection
• Multisport workout

Hiking

• Compass with bearing, incline, elevation, and coordinates
• Custom waypoints
• Automatically generated waypoints to cellular connectivity
• Backtrack GPS data
• Offline maps with custom route creation
• Elevation alerts
• Topographic maps for thousands of national and regional parks (U.S. only)
• Hundreds of curated hikes across all 63 U.S. national parks
• Siren

Cycling

• Custom workouts
• Customizable Workout Views
• Training Load / Workout Effort Tracking
• Average speed, elevation gained, and distance
• Bluetooth-compatible with power meters
• Functional Threshold Power (with power meter connection)
• Live Activity on iPhone
• Heart Rate Zones (customizable)
• Cadence (rpm), speed (mph), power (watts), power zones (with power meter connection)
• Postworkout heart rate