LIGE Bluetooth Call Smart Watch Waterproof Heart Rate Blood Oxygen Monitor GPS Track Watch Sport Fitness Women Smartwatch LadiesSpecificationDisplay: 1.28-inch HD color screen; 240*240 resolutionTouch TP: full screen touch;Bluetooth: BLE5.0Waterproof rating: IP67System support: Android 5.0 or above, IOS 9.0 or aboveFeaturesBluethooth call,Answer the phone,Stopwatch, Continuous heart rate, blood oxygen saturation, blood pressure monitoring, brightness adjustment, [...]