Apple Watch Series 9 (GPS + Cellular) 45mm Aluminum Case with Sport Loop

Screen Size 45 millimeters Touch Screen Yes Operating System Compatibility Apple iOS Operating System watchOS App Compatible Yes Carrier Unlocked Internal Memory Capacity 64 gigabytes Global Positioning GPS Usage Time 18 hours Metrics Measured Blood oxygen, Electrocardiography (ECG), Steps taken, Hours slept, Resting heart rate, Target heart rate, Skin temperature Water Resistant Yes Maximum Depth of Water Resistance 164.04 feet Series Series 9 General Product Name Apple Watch Series 9 (GPS + Cellular) 45mm Midnight Aluminum Case with Midnight Sport Loop Brand Apple Product Type Smartwatch Form Factor Wristwatch Model Family Apple Watch Series 9 Series Series 9 Design Case Size 45mm Case Shape Rectangular Band Type Sport Loop Display Display Screen Yes Screen Size 45 millimeters Touch Screen Yes Display Type OLED, Retina Display Color