Haylou RS4 Plus
1.78″ Retina AMOLED display│368 x 448 pixels│Craft with Metal│105 Sports mode│ 100+ Online Watch Faces│SpO₂ Heart rate, Sleep and Pressure Monitoring
Screen
1.78 inch Retina AMOLED Display, 368 x 448 pixels, 60HZ refresh rate.
SpO₂ Heart rate, Sleep and Pressure Monitoring
Bluetooth
Bluetooth 5.1
Battery life
About 10 days (Turn on heart rate monitoring for 24 hours)* Battery life may vary depending on usage, settings, operating conditions, and other factors, so actual results may differ from data on the device. From laboratory.
Download APP
APP Name: Haylou Fun
Smartphone Compatible: Android 6.0 or iOS 11.0 and above
Language
System language: English, Portuguese, German, Italian, Spanish, Japanese.
Sport modes
105 sport modes
Material
Case: plastic
Bezel: Alloy
Stainless steel button: stainless steel
Stainless steel buckle: stainless steel
Bracelets
Material: Durable and comfortable silicone.
The Size
Dial size: 45.2×37.2×10.4mm Weight: 57.6g with bracelet.
Durability
Operating temperature: 0° to 45°C. Temperatures below 0°C may affect battery life and performance.
Box packaging
Smart Watch (including standard strap), Magnetic Charging Base, Package, Instruction Manual.
