Features: IP67 Waterproof: Against dust and water, you can wear B20 smart band even in rainy weather. Stylish Design: Delicate workmanship, unique and simple design, lightweight and portable. BT Remote Camera: When connecting with phone, you can shake it to take photos. CallAPP Reminder: Remind you of calls, and APPs like, SMS, Alarm. Blood Pressure Monitor: Monitoring your blood pressure at any time to track your health state. Accurate Sporting Algorithm: Gives a accurate and clear report about sports dates. Sleeping Monitor: Record your sleep time, sleep quality. Suitable Smartphone System: For Android 4.3/iOS 8.0 and above. Other Fuctions: Vibratory alarm, distance steps, ECG heart rate.