Brand - Zeblaze, Model - Zeblaze Stratos 2, Watch Size - 46mm, Cellular Network - No, SIM Card Slot - No, Dial Shape - Round, Dial Type - Digital, Display Size - 1.3 Inch, Display Type - AMOLED Display, Display Resolution - 360 x 360, Display Area - 85.2% Screen, Multitouch - Full Touch screen, Camera - No, Sport Modes - 20+ Sport Modes, Waterproof - Yes, Waterproof Rating/Level - 5ATM, Water Resistant - 50 Meter, Dustproof - No, Shockproof - No, Blood Oxygen - Yes, Heart Rate - Yes, Sensors - Wrist Heart Rate Monitor, Pulse Ox Blood Oxygen Saturation Monitor, Proximity sensor, Accelerometer, 12 nm High-end GPS Chip, Integrated GPS, GLONASS, GALILEO, BEIDOU, Assisted GPS for fast fix times, Electrical Heart Sensor (ECG App) - No, Optical Heart Sensor - No, Activity Tracker - Yes, Button - 3, Card slot - No, Wi-Fi - No, Bluetooth - Yes, Bluetooth Version - Bluetooth 5.0, Data Sync Compatibility - InfoWear app, GPS - Yes, Connectivity - Bluetooth, Charging Method/Port - Magnetic charging, Body Materials - Plastic, Body Color - Meteorite Black, OS & Version - Android 4.4 or iOS 8.2 and above, Watch Dimension - 46 x 46 x 12.9mm, Weight - 52 gm, Others - Time/Date, GPS Time Sync, Automatic Daylight Saving Time, Alarm Clock, Stopwatch, Countdown Clock feature. Smart Notifications(Call, Text, Gmail and Smartphone App Notifications), Weather (Forecast for the next four days), Flashlight, Controls Smartphone Music and Camera, Find My Phone, Find My Watch, Do Not Disturb Modes, Reminders To Move, Warranty - 3 Month (Warranty must be claimed with original box & all accessories)