|Sensors||Optical Heart Sensor
Electrical Heart Sensor
Ambient Light Sensor
|Operating System||watchOS 5|
|Battery||Battery Type: Lithium-ion
Battery Life: Normal Use: Up to 18 hours
|Dial Size||1.73" / 44 mm|
|Resolution||448 x 368|
|Pixel Density||326 ppi|
|Case Dimensions||Height: 44mm
|Weight||Case Weight (GPS): 36.7g
Case Weight (GPS + Cellular): 36.7g
|Crystal Material||Ion-X strengthened glass|
The Apple Watch Series 4 features a 44mm curved watch face with an LTPO OLED Retina display and digital crown. The crown has haptic feedback, giving each turn a mechanical click-like feel, and an integrated titanium electrode lets you use the ECG app. The crown is how you navigate through watchOS 5 to view your apps and content. The Apple Watch has an optical heart sensor to quickly check your heart rate, and an electric heart sensor that works with the crown to generate an ECG (electrocardiogram). In this exclusive APPLE watch, it has 16 GB Storage Capacity, Activity Tracker, Microphone, Bluetooth, Wi-Fi, 33' / 10 m Wireless Range, e-SIM with Wi-Fi 4 and GLONASS GPS. This watch is designed with Rectangle Dial Shape, 1.73" / 44 mm Dial Size, Digital dial with OLED Display Technology. It's Display Resolution is about 448 x 368, Pixel Density resolution is 326 ppi with 16.7 million Display Colors Supported. The Lithium-ion is used in this APPLE watch which provides Up to 18 hours Battery Life. This stylish watch has Digital Crown with haptic feedback, Ion-X strengthened glass and Ambient light sensor. This exclusive Apple Watch has 01 year warranty.
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