Apple Series Se 3 40mm

Material and Finish Aluminum case Starlight, Midnight Size and Weight Height: 44mm Width: 38mm Depth: 10.7mm 368 by 448 pixels 977 sq mm display area Weight (GPS): 32.9 grams Weight (GPS + Cellular): 33.0 grams Fits 140–245mm wrists Height: 40mm Width: 34mm Depth: 10.7mm 324 by 394 pixels 759 sq mm display area Weight (GPS): 26.3 grams Weight (GPS + Cellular): 26.4 grams Fits 130–200mm wrists Hardware and Buttons Digital Crown Microphone Side button Speaker/air vent Optical heart sensor Controls Digital Crown with haptic feedback Side button Double tap and wrist flick gestures Siri with on?device processing S10 chip with 64?bit dual core processor 4?core Neural Engine 64GB capacity Sensors Second-generation optical heart sensor Temperature sensor Compass Always-on altimeter High-g accelerometer High dynamic range gyroscope Ambient light sensor Health and Wellness Cycle Tracking app with retrospective ovulation estimates Heart Rate app High and low heart rate notifications Irregular rhythm notifications Medications app Mindfulness app Noise app Sleep app including sleep stages Sleep score Sleep apnea notifications Display Always-On Retina display with OLED and LTPO Tough Ion-X front glass with 4x crack resistance Up to 1000 nits peak brightness 2 nits minimum brightness 326 pixels per inch Audio Speaker Microphone Media playback Power and Battery Life All?day battery life, up to 18 hours of normal use Up to 32 hours in Low Power Mode Built?in rechargeable lithium?ion battery Fast?charge capable Up to 80% charge in about 45 minutes 15 minutes for up to 8 hours of normal use 8 minutes for up to 8 hours of sleep tracking Operating System watchOS watchOS is the world’s most advanced wearable operating system, with apps and features designed to keep you active, healthy, safe, and connected. Workouts and Activity Running Custom workouts Customizable Workout Views Training Load Heart Rate Zones Race Route Pacer Stride Length, Ground Contact Time, and Vertical Oscillation Automatic track detection Multisport workout Hiking Compass with bearing, incline, elevation, and coordinates Custom waypoints Automatically generated waypoints to cellular connectivity Backtrack GPS data Offline maps with custom route creation Topographic maps for thousands of national and regional parks (U.S. only) Hundreds of curated hikes across all 63 U.S. national...