1. Chip: GR5515+AC6963A 2. FLASH memory: RAM 256KB + ROM 64MB 3. Display: 1.8-inch TFT screen, resolution 240RGBx284, full-screen touch 4. Sensor: Gravity sensor, heart rate chip-Tianyi Hexin 3600 5. Battery: 260mAh Lithium polymer, magnetic charging 6. Charging time: about 2.5 hours 7. Battery life: 2-3 days of normal use, 7 days of standby 8. Bluetooth: 5.1 Bluetooth Low Energy Chip 9. Waterproof: IP67 10. Support APP: Da Fit 11. APP language: Multiple languages including English, Chinese, Spanish, and more 12. Watch language: Multiple languages including English, Chinese, Spanish, and more 13. Main functions: Bluetooth call, full-screen touch, sports records, sleep monitoring, and more 14. Bracelet size: 45.5x37.9x11.2cm 15. Wristband: total length 255mm, adjustable length 155-235mm 16. Net weight: 44g 17. Packing list: Smart watch, Charging Cable, User Manual
