Maximize your performance! Ready to take on the world (and your fitness goals)? Get motivated with the Atlas Fitness Smartwatch! Download the Da Fit app from Apple or Android app stores and let this rugged watch help you level up. With tons of features, you'll love the streamlined way to keep track of everything from your daily steps to blood pressure, heart rate, calories burned, sleep, body temperature, and more! Jam out to your tunes, stay connected with message and call notifications, set reminders, time your workouts with the stopwatch, and never miss a beat with the alarm presets. Built to go the distance, the Atlas Fitness Smartwatch has a battery life of up to 10 days on a single charge and is military-grade tough with water and scratch resistance.  Features: Military-Grade Toughness Syncs Via Da Fit App Works With iPhone & Android 24-Hour Health Manager Measure Blood Pressure & Oxygen Levels Heart Rate & Sleep Monitoring Thermometer Multiple Activity & Sports Tracking Call, Text, Email & App Notifications Music Controls Call Controls Works With Voice Assistants Stopwatch & Alarm Presets Sedentary Reminder IP68 Water-Resistant Up to 10-Day Battery Life 1-Year Warranty Specifications: Display Size: 1.53" Screen Resolution: LCD 360*360 Touch Type: Full-Screen Accelerometer: 3-Axis Acceleration Heart Rate Sensor: Optical Tracking Biosensor Water Resistant: IP68 Charging Voltage: DC 5V Charging Style: Wireless Magnetic Charging Time: 2 - 3 Hours Use Time: Up to 7 - 10 Days Works with iOS 8.0 & Above and Android 4.0 & Above