Battery Life Up to 50 hours (normal use); up to 84 hours (Low Power Mode); fast charging (~80% in 45 min)
Sensors & Health ECG, blood oxygen, electrical/optical heart sensors, body temperature, wrist temperature, depth gauge, and water temperature sensor
Connectivity 5G RedCap, LTE, Wi-Fi 4, Bluetooth 5.3, Precision dual-frequency GPS, and 2nd-gen Ultra Wideband (UWB)
Durability 100m water resistance, EN13319 recreational scuba diving to 40m, IP6X dust resistance, MIL-STD 810H certified
Safety & Audio Satellite connectivity, Crash/Fall Detection, 86dB Siren, 3-microphone array with wind noise mitigation, and dual speakers
Compatibility Requires iPhone 11 or later (including iPhone SE 2nd gen+) running iOS 27 or later