Starlight Aluminium Case

Capacity:
64GB

Chip
W3 Apple wireless chipW3 Apple wireless chip

Processor
S9 SiP with 64-bit dual-core processor

Display
Always-On Retina display
Up to 2000 nits

Buttons and Connectors
Double tap gesture
Faster on-device Siri with health data access
Digital Crown with haptic feedback
Side button

Power and Battery
Built-in rechargeable lithium-ion battery
Up to 18 hours
Up to 36 hours in Low Power Mode
USB-C magnetic fast charging cable

Case Size and Weight
Size: 45mm x 38mm x 10.7mm (41mm)
Weight: 38.7 grams (Aluminum, GPS)
Display
45mm
396 x 484 pixels
1143 sq mm display areae

Sensors
Ambient light sensor
Electrical heart sensor (ECG app)
Blood oxygen sensor (Blood Oxygen app)
Third-generation optical heart sensor
High dynamic range gyroscope

Wireless
Wi-Fi 4 802.11n
Bluetooth 5.3

Compatibility
iPhone 15, iPhone 15 Plus, iPhone 15 Pro, iPhone 15 Pro Max, AirPods Pro (2nd gen), AirPods Pro (1st Gen), AirPods (3rd Generation), AirPods (2nd Gen), AirPods Max, iPhone 14 Pro Max, iPhone 14 Pro, iPhone 14 Plus, iPhone 14, iPhone 13 Pro Max, iPhone 13 Pro, iPhone 13, iPhone 13 mini, iPhone SE (2022), iPhone 12 Pro Max, iPhone 12 Pro, iPhone 12, iPhone 12 mini, iPhone 11 Pro Max, iPhone 11 Pro, iPhone 11, iPhone SE (2020), iPhone Xʀ, iPhone Xs Max, iPhone Xs

In The Box
Apple Watch
Apple Watch Band
USB-C Magnetic Fast Charging Cable