describe: 1.4-color large display: 1.4-inch color touch screen, brightness adjustable in 3 levels, better vision and smooth operation. When you lift your wrist, the screen will immediately light up. The smart bracelet is designed with 4 dials, and you can also customize the dials. Multi-function connected watch: fitness tracker pedometer, distance, calories, heart rate monitor, 8 sports modes, stopwatch, sleep tracking, alarm clock, message notification, call, text message, facebook, twitter, instagram, sedentary reminder, music control. Waterproof ip67: The sports watch is ip67 waterproof, and you can wear a fitness bracelet when washing your hands, swimming, in the shallows or swimming pools, swimming, or in cold water. Note: Do not use in water above 38C, such as showers, saunas, etc. Easy charging and 7 days of play time: With a 180mah battery, it can be used normally for 7 days with a full charge in 1.5 hours and standby for 30 days. Save you a lot of charging time and improve efficiency. Wide compatibility: You can scan the QR code or search in google play or Apple App Store to download and install the free heroband iii application. The smart bracelet is compatible with Bluetooth 4.0 and above, ios 9.0 and above, and Android 5.0 and above. "