Supported devices: Android 6.0 or iOS 11.0 and above
Dimensions: 45.2*37.2*10.4mm
Strap width: 20mm | Magnetic Strap
Weight: 57.6g (with strap)
Display: 1.78" AMOLED HD display | 60Hz Refresh Rate
Resolution: 368x448px
UI operations: Multi UI Main Menu 360° unrestrained smooth sliding
Sensors: Heart rate sensor, motion sensor, SpO2 sensor, Sleep, and Temperature Monitoring
Battery capacity: 230mAh
Battery life: About 10 days (Turn on heart rate monitoring for 24 hours) | 28 days Basic usage (10 days typical usage: All-day heart rate monitoring, sleep monitoring, call reminder twice a day, message reminder 100 times a day; wrist-lift to wake screen 150 times a day; exercise three times a week, run for 60 minutes each time; SpO2 tracking twice.)
Water-resistance grade: IP68 Dustproof and Waterproof
Operating temperature: 0°C~45°C
Sync data platform: Haylou Fun
Workout modes: 105 modes
Ratings & Reviews of Haylou RS4 Plus Smart Watch (Metal Strap)