(Refurbished) Apple Watch Series 9 45mm Cellular Specifications: Display: 1.9-inch Retina LTPO OLED, always-on display, 484 x 396 pixels Processor: S9 SiP with 64-bit dual-core processor. Features: Fall Detection, Crash Detection, ECG app, Blood Oxygen app, Temperature sensing, International Emergency Calling, Emergency SOS, Noise monitoring, Cycle Tracking, GPS, Compass, Altimeter, Water resistance up to 50 meters. Connectivity: Cellular (LTE and UMTS), Wi-Fi, Bluetooth 5.3, NFC. Compatibility: iPhone 8 or later with iOS 17 or later. This is a refurbished product and may have minor cosmetic imperfections.