Description:1.28inch HD Touchscreen: Designed with 1.28inch IPS color screen, offers clear and colorful images both indoors and outdoors.Heart Rate & SpO2 Monitor: Equipped with optical biosensor and mass database, the watch provides accurate real-time feedback on your physical condition.Multiple Sports Modes: Works with advanced optical sensor to accurately track training data: running, cycling, climbing, golf, tennis, basketball, football, swimming, etc.Various Watch Dials: There are many watch dials to choose from. You can download supported app for more charming dials to find your favorite one.IP68 Waterproof: Able to withstand splashes and immersion in water for over 30 minutes. Do not wear it during hot shower or sauna.Note: The product contains three types of straps, PU, silicone and steel, Please read carefully before buying.Specification:Bluetooth version: 5.0The bluetooth chip: Realtek RTL8762CHeart rate chip: Wiki pro VC31Screen display:1.28inch IPS color screenBattery capacity: 200MAHSize: Approx. 60x60x40mm/2.36x2.36x1.57inchPackage Includes:1 Piece Smart Bracelet1 Piece Charging Cable1 Piece User ManualNote:Color might be slightly different due to the color calibration of each individual monitor.Please allow slightly measuring deviation due to manual measurement.