Display size: 0.96 inch Product dimensions: 19x 7.5 x 2.2cm; 50 grams Color: black All-day activity trackingMulti-sport mode, including walking, running, cycling, climbing, swimming,Accurately track all of the day's activities with comprehensive analysis, including steps, distance, calories burned, heart rate,Can help you , scientifically comprehensive to achieve your goals. 0.96" Display Multifunction Fitness Tracker Heart rate monitor, activity tracker (pedometer, distance, calorie counter), sleep monitoring, reminder to exercise, find phone, camera remote control and SNS notification. Fitness trackers have 0.96" display in stunning colors, vivid clarity and broadened horizons. Timely Notification & Heart Rate & Sleep MonitorIt will alert you when your phone receives a call, SMS text or SNS message, you will never miss a call or message again. Fitness Tracker so you know waking, light and deep sleep data provides comprehensive analysis of sleep quality to give you a clear picture of your health. IP67 Waterproof & Easy to ChargeFitness Band With IP67 waterproof performance, you can wear it when you wash your hands or swim (Warning: Do not use in hot air such as or hot springs). A single charge provides the band with power for up to 5-7 days. Compatible with IOS and Android smartphones and Commitment to ExcellenceDownload and install the free app by scanning the QR code. The app supports smartphones with Bluetooth 4.0 or higher. Supported systems: iOS 9.0 or higher,Android 5.0 or higher.