The largest Apple watch display yet. Electrical heart sensor. Reengineered digital crown with haptic feedback. Entirely familiar, yet completely redesigned, Apple Watch Series 4 resets the standard for what a watch can be.

Features:

• Supported Application: GPS
  
• Brand: Apple
  
• Size: 40mm or 44mm
• Connectivity Technology: GPS
• Display technology: OLED
  
• Other display features: Wireless
• Manufacturer: Apple Computer
  
• Over 30% larger display
• Electrical and optical heart sensors
• ECG app
• Digital Crown with haptic feedback
• 50% louder speaker
• S4 SiP with faster 64-bit dual-core processor
• Date First Available: March 27, 2019
• Batteries 2 Lithium ion batteries required. (included)
• Item Weight: 12 ounces
• Product Dimensions: 11.58 x 3 x 2.22 inches