Discover a smartwatch that keeps up with your pace. HAYLOU RS4 Plus combines elegant design with top-tier health and sports features. The 1.78″ AMOLED HD Retina with 368 × 448 px resolution and a 60 Hz refresh rate ensures smooth animations and perfect readability. Easily customize the look from a rich selection of watch faces or your own photos.

For training, you have access to 105 sports modes with step, calorie, and distance tracking. Health features include 24/7 heart rate monitoring, SpO2 measurement, sleep tracking, body temperature measurement, and stress level monitoring. The watch is IP68 water- and dust-resistant, making it suitable for everyday use and workouts.

The magnetic strap makes it easy to put on and fine-tune the fit. You also get call and message notifications, breathing exercises, move reminders, wake-on-wrist-raise, and stable Bluetooth 5.1 connectivity to the Haylou Fun app. The 230 mAh battery provides up to 10 days of typical use or up to 28 days in basic mode.

• Top AMOLED display – high resolution, 60 Hz, great readability.
• Comprehensive health monitoring – heart rate, SpO2, sleep, stress, temperature.
• Sport without compromise – 105 modes, detailed real-time statistics.
• Comfort and durability – magnetic strap, IP68, lightweight design.
• Long battery life – up to 10 days on a single charge.