Strap size: M / L (for 150-200mm wrist circumference)

heart sound

cartoon yellow

Alarm Setting: Vibration Reminder (Supports Up to 3 Alarms)

Portable HEPA Air Purifier with PM2.5 Monitor & Negative Ion Generator – USB Rechargeable Air Cleaner for Home, Office & Car Color:Silver Strap size: M / LProduct Specifications: Model: AN SY01 Available Colors: Silver, Rose Gold, Gray Dimensions: 182 mm (H) 74 mm (Diameter) Material: ABS Plastic + Metal Input Power: 15W Output Power: 10W Input Voltage: 5V 3A USB Output: 5V 2. 1A Purification Coverage: Up to 10 m Negative Ion Concentration: 12 Million Ions cm Filter System: Dust Filter + Activated Carbon HEPA Filter Air Quality Monitoring: PM2. 5 Sensor Built in Battery: 5200 mAh Rechargeable Battery