SERIES9 Always-On display. Maximum brightness for clear visibility in sunlight and low-light conditions. Charge your Apple Watch to 80% in just 45 minutes. The screen covers the entire watch face. Supports Apple Series 9 (GPS). Heart rate sensor. Optical heart sensor. Temperature sensing. Compass. High-G accelerometer. High-dynamic range gyroscope. Ambient light sensor. Heart rate. Blood oxygen measurement. Sleep tracker. Cycle tracking with ovulation estimates. Mindfulness app. Medication app. High and low heart rate notifications. Irregular rhythm notifications. Emergency SOS feature. Crash Detection, accident detection. Fall Detection. - Accessories 🎁 Charger + Box + Sport Band New, very, very, very lightly used No scratches on the edges or screen 100% battery Series: Apple Watch Series 9 Color: Black Case Size: 41mm Condition: New Connectivity: GPS