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Specifications
Processor
Apple S3 dual-core SiP
Display
38mm: Retina OLED 272×340 pixels / 42mm: Retina OLED 312×390 pixels, up to 1000 nits brightness
Battery
Battery Life:Up to ~18 hours typical use
Charging:Magnetic charging cable (USB-A)
Sensors
Optical heart rate sensor, Accelerometer, Gyroscope, Barometric altimeter, Ambient light sensor
Water Resistance
50 metres (ISO 22810:2010) – suitable for shallow-water activities
Connectivity
Wi-Fi 802.11b/g/n (2.4GHz), Bluetooth 4.2, GPS/GLONASS, LTE/UMTS (for GPS+Cellular models)
Physical Aspects
Design:Aluminium or stainless steel case (38mm or 42mm), digital crown + side button, multiple bands supported
Weight:38mm aluminum: ~26.7g; 42mm aluminum: ~32.3g (varies by case material and size)
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