🔹 Brand – Haylou
🔹 Model – RS4 Plus
🔹 Screen – 1.78" AMOLED
🔹 Resolution – 368 x 448
🔹 Bluetooth Version – 5.1
🔹 Battery – 230 mAh
🔹 Operating Time – 10 days in standard mode, 28 days in basic mode
🔹 Water Resistance – IP68
🔹 Body – Metal case + Silicone strap
🔹 Dimensions – 45.2 x 37.2 x 10.4 mm
🔹 Strap Width – 22 mm
🔹 Weight – 57.6 gr.
🔹 Support – Android 6.0+ / iOS 11.0+
🔹 App – Haylou Fun
🔹 Sensors – Heart rate, motion, SpO₂ sensors
🔹 Functions – 105 sports modes, 24-hour heart rate monitoring, blood oxygen level (SpO₂), sleep phase monitoring, pressure control, notification display, 100+ watch faces, alarm, stopwatch, countdown, weather forecast, music control, find phone function, language support: English and Chinese
✅ Haylou RS4 Plus features a large AMOLED screen, diverse sports modes, health monitoring, and an elegant design – it's the ideal smartwatch for active and modern users.
