Brand - Apple, Model - Apple Watch Series 7, Watch Size - 45mm, Cellular Network - LTE, Dial Shape - Rectangle, Dial Type - Digital, Chip - Apple S7 Dual Core, Display Type - OLED, Display Resolution - 396 x 484, Display Brightness - 1000 nits, Display Area - 1143 sq mm, Storage - 32GB, Microphone - Yes, Waterproof Rating/Level - 5 ATM, Water Resistant - Yes, Dustproof - Yes, Heart Rate - Yes, Sensors - Accelerometer, Altimeter, Compass, ECG, Gyroscope, Heart Rate, Light Sensor, Pulse Oximeter, Electrical Heart Sensor (ECG App) - Yes, Activity Tracker - Yes, Wi-Fi - Yes, Wi-Fi Type - Wi-Fi 4 (802.11n), Bluetooth - Yes, Bluetooth Version - 5.0, GPS - Yes, Connectivity - Bluetooth, Cellular, Battery - Lithium-ion, Charging Method - Magnetic Connector, Body Materials - Aluminum (Casing), Fluoroelastomer (Band), Color - Midnight Aluminum Case, Band Color - Midnight Sport Band, Watch Dimension - 45 x 38 x 10.7mm, Weight - 38.8 gm, Others - Battery Life: Normal Use: Up to 18 hours. Compatibility: Apple Watch Series 7 requires an iPhone 6s or later with iOS 15 or later., Features - Apple Watch Series 7, Apple Watch SE, and Apple Watch Series 3 have a water resistance rating of 50 meters under ISO standard 22810:2010. This means that they may be used for shallow-water activities like swimming in a pool or ocean. However, they should not be used for scuba diving, waterskiing, or other activities involving high-velocity water or submersion below shallow depth. Series 7 is also rated IP6X dust resistant. Blood Oxygen app measurements are not intended for medical use, including self-diagnosis or consultation with a doctor, and are only designed for general fitness and wellness purposes., Part No - MKJ73LL/A, Warranty - 1 Year, Country of Origin - USA, Made in/ Assemble - China