Smart Watch with Bluetooth Calling and Fitness Tracking – Heart Rate, Sleep and Activity Monitor More Size: M (recommended 40

Size: M (recommended 40

Bracket type: built-in bracket

Appearance size: 47

Insert the air nozzle at the top of the rubber tube directly into the tire valve

Smart Watch with Bluetooth Calling and Fitness Tracking – Heart Rate, Sleep and Activity Monitor More Size: M (recommended 40Product information: Color: black, silver Packing List: charger Applicable people: women, men, teenagers, adults, elderly Operation mode: touch button Screen Type: AMOLED Battery life: upto 7 days Functions: Waterproof, step counting, heart rate monitoring, Bluetooth calling, smart reminder, sleep monitoring, blood oxygen detection, sugar, ECG, and heart health ECG: Wear the watch snugly on your wrist so the back sensor touches your skin. Start ECG