M4 Smart Watch Heart Rate Blood Pressure Monitor Sport Band Wristband Tracker Blue

Description

--Highly sensitive touch screen, which can quickly check various functions such as operations, information content, step counting, calories, distance, weather, heart rate, etc., and start smart life. --Made of thermoplastic elastomer, it is more comfortable to wear. The double-breasted design allows you to exercise without falling off. --Using reflex to record your heart rate helps to understand your health and exercise status.