Product information:
Product model:HAYLOU RS4 Plus
Dimensions:45.2*37.2*10.4 (mm)
Strap width:20mm
Weight (with strap):57.6g (including strap)
Display:1.78" AMOLED display
Resolution:368x448
Bluetooth:Bluetooth Ver: 5.1
Sensors:Heart rate sensor,motion sensor, SpO2 sensor
Battery capacity:230mAh
Supported devices:Android 6.0 or iOs 11.0 and above
Battery life:About 10 days (Turn on heart rate monitoring for 24 hours)
Water-resistance grade:IP68
Operating temperature:0°C~45°C
Sync data platform:Haylou Fun
Workout modes:105 modes
Packing list:
Dial *1 +Strap *1 +Charging Cable *1 +Instruction Manual *1