LOANIY Y22 Heart Rate Monitoring Smart Bluetooth Watch, Color: Pink 1. Material: metal, silicone, glass, electronic components 2. Functions: multiple sports mode tracking, heart rate monitoring, step counting, smart reminder, remote control selfie, health monitoring, information push, sleep analysis 3. Supported languages: Chinese, English, German, French, Spanish, Korean, Japanese, Russian, Portuguese, Italian, Ukrainian, Arabic 4. Screen size: 1.7 inches (TFT screen) 5. Screen resolution: 240 x 280pixel 6. Bluetooth version: 5.1 7. Wireless distance: 5-10m (inclusive) 8. Body memory: 64MB 9. Wearing method: wristband type 10. Compatible system: fully compatible 11. Battery capacity: 235mAh lithium battery 12. Charging method: magnetic charging 13. Operation mode: touch and button 14. Waterproof grade: IP67 15. Product size: 4.35 x 3.6 x 1.1 cm Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.