Brand - Garmin, Model - Garmin Forerunner 945, Watch Size - 47mm, Cellular Network - No, Dial Shape - Round, Display Size - 1.20 Inch, Display Type - Color Display, Display Resolution - 240 x 240, Display Protection - Corning Gorilla Glass DX, Camera - No, Loudspeaker - No, Microphone - No, Waterproof Rating/Level - 5ATM, Water Resistant - Yes, Blood Pressure - No, Blood Oxygen - Yes, Heart Rate - Yes, Sensors - GPS, Glonass, Galileo, Garmin Elevate Wrist Heart Rate Monitor, Barometric Altimeter, Compass, Gyroscope, Accelerometer, Thermometer, Pulse OX Blood Oxygen Saturation Monitor, Electrical Heart Sensor (ECG App) - No, Optical Heart Sensor - No, Activity Tracker - Yes, Card slot - No, Wi-Fi - Yes, Bluetooth - Yes, NFC - No, GPS - Yes, Connectivity - Bluetooth, Body Materials - Fiber Reinforced Polymer, Body Color - Black, Band Color - Black, Watch Dimension - 47 x 47 x 13.7mm, Weight - 50gm, Others - Strap Material: Silicone, Display Detail: Sunlight Visible, Transflective Memory-in-Pixel (MIP). Battery Detail: Smartwatch Mode: Up to 2 weeks, GPS mode with music: Up to 10 hours, GPS mode without music: Up to 36 hours. Memory/History: 200 Hours of Activity Data. Smartphone Compatibility: iPhone, Android., Features - Clock Features: Time, GPS Time Sync, Automatic Daylight Saving Time, Alarm Clock, Timer, Stopwatch, Sunrise/Sunset Times. Health Monitoring: Wrist Based Heart Rate (Constant, Every Second), Daily Resting Heart Rate, Abnormal Heart Rate Alerts: Yes High and Low, Respiration Rate (24x7), Pulse Ox Blood Oxygen Saturation: Yes (spot-check, and optional all-day acclimation and in sleep), Fitness Age: Yes (in app), Body Battery Energy Monitor: Yes, All Day Stress, Relaxation Breathing Timer, Slee (Yes, Advanced), Sleep Score And Insights, Hydration (Yes, in Germain Connect). Womens Health (Yes, in Germin Connect). Daily Smart Features: Smart Notifications, Calendar, Weather, Controls Smartphone Music, Music Storage Up to 1000 Songs, Find My Phone, Find My Watch. Safety and Tracking Features: Livetrack, Group Livetrack, Live Event Sharing (Android Only). Tactical Features: Dual Grid Coordinates. Activity Tracking Features: Step Counter, Calories Burned, Floors Climbed, Distance Traveled, Intensity Minutes, Trueup, Move IQ. Gym & Fitness Equipment: Automatic REP Counting, Cardio Workouts, Available Gym Activity Profiles: Strength, Cardio and Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing, Pilates, Yoga., Warranty - No Warranty