Apple Watch SE 40 mm Display 40mm, Retina OLED 368x448 pixels Always-on No Dimensions 40mm: 40mm (height), 34mm (width), 10.4mm (depth); 44mm: 44mm (height) 38mm (width) 10.4mm (depth) Weight 40mm Wi-Fi: 30.49g Interchangeable bands yes GPS Built in Automatic workout detection Yes Compass yes Altimeter Yes Water resistance Yes, up to 50m calls yes Notification Text Replies Microphone yes Speaker Yes Voice assistant Siri Music Onboard, playback and streaming (with Cellular model) Mobile Payments Apple Pay Sleep Tracking Yes Period Tracking Yes Special features Emergency SOS, fall detection, hearing health alerts Emergency features Emergency SOS calling (911 and emergency contacts) Compatibility iOS/iPhone only Software WatchOS 7 Processor S5 chip dual-core processor and W3 wireless chip Connectivity Wi-Fi Storage 32GB Bluetooth 5.0 Power Magnetic Apple charging cable and USB connector (backward compatible) Battery Life All day (18 hrs.) الحالة جديد الماركة أبل