Amazon Hot Sale M4 Silicone Wear Os Sports Bracelet Fitness Touch Screen Android M3 Smart Bracelet

【All Day Monitoring】The Fitness Tracker Your all-day Activities Like Heart Rate, Blood Pressure, Steps, Distance, Calories Burned and Your Sleep Time and Quality in the Night, To Optimize Workouts, To Get a Clear Picture of Your Health, See Historical Data on app.
【Multifunction】Take a Photo, Find a Phone, Sedentary Reminder, Call reminder, Alarm, Information, Stopwatch and other Functions. Some features need to be set in the H Band app to be used. Such as Timer, Brightness, Information / Incoming Call Notification, Automatic Monitoring, Etc.
【Long Standby Time】Smart Watch with High Performance, Low Power Chip can Last up to 7 Days in all-time Motion Mode, Standby can Last for 15 Days, And Along Endurance Allows your to Get Rid of the Trouble of Charging Frequently. Has a dedicated USB magnetic charging cable, Fast charging.