Apple Watch connects to your iPhone via Bluetooth 4.0 and displays notifications, apps, and more on its display. It can also connect directly to the Internet thanks to 802.11b/g/n Wi-Fi. The internal battery lasts for up to 18 hours of normal use and is recharged with an included inductive magnetic charger.

Features:

• Apple Watch Dual-Core
• WatchOS 3
• Splash resistant
• Heart rate sensor
• Accelerometer
• Gyroscope
• Ambient light sensor
• Composite back
• Activity and Heart Rate Monitoring
• OLED Retina display with Force Touch (450 nits)
• Ion-X glass (strengthened glass)
• 272 by 340 pixels (38mm)
• 312 by 390 pixels (42mm)

Dimensions:

38mm

• Height: 38.6mm
• Width: 33.3mm
• Depth: 10.5mm
• Case Weight: 25g

42mm

• Height: 42.5mm
• Width: 36.4mm
• Depth: 10.5mm
• Case Weight: 30g