The Apple Watch SE 3 features the following specifications and capabilities:

• Display: Always-On Retina display with up to 1,000 nits brightness.
• Performance: Powered by the S10 SiP with a 64-bit dual-core processor and a 4-core Neural Engine.
• Health Tracking: Includes temperature sensing for ovulation estimates, heart rate monitoring (high/low and irregular rhythm), and sleep tracking with sleep apnea notifications.
• Fitness: Tracks various workouts with real-time metrics and a “Workout Buddy” feature powered by Apple Intelligence.
• Safety: Equipped with Fall Detection, Crash Detection, and Emergency SOS.
• Battery: Offers up to 18 hours of normal use or 32 hours in Low Power Mode, with fast charging reaching 80% in about 45 minutes.
• Durability: Water-resistant up to 50 meters (swimproof) and features Ion-X front glass.
• Connectivity: Supports GPS, Wi-Fi, Bluetooth 5.3, and optional LTE/5G. It is also compatible with Apple Watch For Your Kids.
• Storage: 64GB internal capacity.