4V lithium battery box*1 (included) Remote control battery: AA1

Material: PVC Adhesive

Use environment: Indoor

Fast tap-to-share functionality

The content of the main fabric ingredient: 50 (%)

Smart Watch – Heart Rate, SpO₂ Tracking & Smart Alerts Men's Fashion 4V lithium battery box*1 (included)Product information: Color: black, silver, black orange button, silver orange button Applicable people: male, neutral, teenager, couple, adult Operation mode: touch button Screen Type: AMOLED Battery backup: 7 14 days Functions: Waterproof, step counting, heart rate monitoring, Bluetooth calling, smart reminder, sleep monitoring, blood oxygen detection Charging Interface: magnetic charging Watchcase material: titanium alloy Packing list: Watch +