Description
The Ultra 4 pushes endurance further: up to 50 hours of battery life in normal use, 84 hours in power-saving mode, 45 hours of workout time in maximum extended mode, and just fifteen minutes of charging gives you eighteen hours. It features the Health Sensing System from the Series 12, with heart rate measured every five seconds and a daily fitness score, plus a redesigned pedometer for more accurate step counting.
S11 chip, on-device GPS among the most precise of any sports watch, satellite communications, natural or black titanium, case made from 100% recycled titanium. iPhone-only compatibility. Stock arriving soon: brand new, sealed, official warranty.
- 49 mm case in natural or black titanium, wide-angle always-on display
- S11 chip, satellite communications
- Health Sensing System: heart rate every 5 seconds, heart rate variability, fitness score
- High-precision GPS, sound recognition, built-in Shazam
- Up to 50 hours of battery life, 84 hours in power-saving mode, 15 minutes’ charge = 18 hours
- Warranty: 6 months
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