Generic P8 Waterproof Multi-function Smartwatch, Black

Features Designed with a 1.4-inch bright colour touch screen that provides incredible colour depth and exceptional clarity. Built-in 170mah battery, long standby time and working time. Change of heart rate, tightening in real time. Optical heart rate sensor, real-time monitoring of heart rate during exercise, protect your heart health. Main function: steps, heart rate, blood pressure, oxygen saturation in blood, recording exercise data, dial selection, message boost, daily alarm clock, photo control, weather information, etc. Lightweight and comfortable only about 46g in weight.