package includes: Apple Watch Series 9 45mm with Midnight Sport Band M/L and magnetic charging cable

watchOS 10 operating system
S9 SiP dual-core processor
4-core Apple Neural Engine
Always-On Retina LTPO OLED glass display
64GB memory
Second-generation Ultra Wideband chip
802.11b/g/n 2.4GHz and 5GHz Wi-Fi
Bluetooth 5.3 wireless technology
LTE and UMTS
L1 GPS, GNSS, Galileo, and BeiDou
Speaker, microphone
Third-generation optical heart rate sensor
ECG heart sensor
Sleep stages
Temperature sensor
Compass
Always-on altimeter
International emergency calling
Emergency SOS
High-g accelerometer with Fall and Crash Detection
High dynamic range gyroscope
Ambient light sensor
Apple Pay
GymKit
Siri
Double Tap gesture support
Aluminum case; Ion-X front glass; digital crown with haptic feedback
Built-in rechargeable lithium-ion battery
Case measures approximately 1.77"H x 1.5"W x 0.42"D