Apple Watch Ultra 49mm Titanium Case

• 49mm titanium case
• Action button
• Digital Crown with haptic feedback
• Side button
• Dual speakers
• Three-microphone array
• S8 SiP with 64-bit dual-core processor

Display:

• Always-On Retina LTPO OLED
• Flat sapphire crystal display
• Up to 2000 nits brightness

Sensors:

• Depth gauge ±1m accuracy
• Water temperature sensor
• Temperature sensing
• Blood oxygen sensor and app
• Electrical heart sensor and ECG app
• Third-generation optical heart sensor
• High and low heart rate notifications
• Irregular rhythm notification
• Compass
• Always-on altimeter

Safety:

• Emergency SOS
• International emergency calling
• Siren
• Crash Detection
• Fall Detection

Splash, Water, and Dust Resistance:

• Water resistance 100m
• Dust resistance IP6X
• EN13319 recreational scuba diving to 40m
• Tested to MIL-STD 810H: altitude, high temperature, low temperature, temperature shock, immersion, freeze with thaw, ice and freezing rain, and shock and vibration.

• On-wrist operating temperature: —⁠4°F to 130°F (—20°C to 55°C)¹⁵
• Operational temperature (boot/charge:) 32°F to 95°F (0°C to 35°C)¹⁵
• Nonoperational storage temperature 4°F to 113°F (—20°C to 45°C)¹⁵
• Dive operating temperature: 32°F to 104°F (0°C to 40°C)¹⁵
• Relative humidity: 5% to 90% noncondensing¹⁵