Apple Watch Ultra 4

The Apple Watch Ultra 4 is the ultimate running and sports watch, with a battery life lasting several days, health and fitness tracking taken to a whole new level, and high-frequency heart rate (HFV) measurements to provide insights into stress, recovery and your daily form.
• MULTI-DAY BATTERY LIFE – The Ultra 4 is a smartwatch with enough battery life to last an ultramarathon. With up to 45 hours of battery life when workout tracking is set to maximum, it’s perfect for long-distance running. And with just 15 minutes of fast charging, you get up to 18 hours of battery life.6
• KEEP AN EYE ON YOUR HEART HEALTH – Featuring the most accurate heart rate monitoring in a wearable, the Ultra 4 now measures HRV every five minutes to provide insights into stress and recovery. It also tracks your heart rate in the background every five seconds.
• A FULLY-FEATURED HEALTH TRACKER – Understand your body better with advanced health insights. View your overnight health data via the Vital Signs app and receive a daily sleep index. Track your cycle and measure the oxygen levels in your blood.
• GAIN INSIGHTS INTO YOUR DAILY FORM – Find out when it’s time for a break or to set a new personal best. The Daily Form feature gives you a specific score so you can assess your performance level for the day. To do this, it analyses your recent activities, vital signs and sleep.
• THE ULTIMATE RUNNING AND WORKOUT COMPANION – An advanced fitness tracker for long-distance runs, triathlons, mountain biking, strength training and more. The Ultra 4 comes with precise dual-frequency GPS, a pacer, heart rate zones, customised workouts, training load and more.