CPO = Apple's Certified Pre-Owned
Series 2
With built-in GPS, water resistance to 50 meters,1 a dual‑core processor, a 2x brighter display, and watchOS 3.
Aluminum case - 42mm
Height: 42.5mm
Width: 36.4mm
Depth: 11.4mm
Case Weight: 34.2g
Chip
Dual‑core processor
Built‑in GPS
Features
Built-in GPS
Water resistant 50 meters1
Wi-Fi (802.11b/g/n 2.4GHz)
Bluetooth 4.0
Heart rate sensor
Accelerometer
Gyroscope
Ambient light sensor
Display
Second-generation OLED Retina display with Force Touch 2× brighter (1000 nits)
Ion-X glass (aluminum cases)
312 by 390 pixels (42mm)
Power and Battery
Built-in rechargeable lithium-ion battery
Up to 18 hours2
Magnetic charging cable
