Amazfit Bip S A1821 Smart Watch

Amazfit Bip S Fitness Smartwatch comes with a whopping 40 day long battery life on a single charge of 2.5-hours.

10 Sport Modes Tracking (Treadmill, Outdoor Running, Cycling, Yoga, etc) with 5 ATM water resistant so you can take it for a swim.

Built-in GPS to track daily step count, distance traveled, calories burned, and sleep quality.

BioTracker PPG Heart Rate Monitor provides high-precision continuous heart rate tracking, warning and interval values.

Highly colorful always-on display with easily readable outdoors even under bright sunlight. True bright colors with 64 Gamut..Get notifications for emails, SMS messages, and incoming phone calls as well as alerts for Facebook, Twitter, weather forecasts, etc..Compatible with both Google Android and Apple iOS.