HD Retina Grade AMOLED DisplayWith 368*448 Pixel’s unprecedented visual clarity, the large 1.78-inch screen provides a precise and clear experience anytime, anywhere. The 60Hz refresh rate continues to optimize the user experience, which is rarely for round smartwatches that can be currently available.
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 | Magnetic Strap is Comfortable to WearIt can be quickly taken apart and is comfortable to wear and take off. Suitable for people worried about the belt buckle and hole size mismatch. |
100+ Sport Modes – |  |
 | Multi UI Main Menu According to Your StyleHaylou RS4 Plus has various kinds of UI operations: a cellular model and 360° unrestrained smooth sliding. Show personality and suit your style. |
Smart Sleep Monitoring with Deep Sleep Recording HelperThe percentage of deep sleep is an essential criterion of sleep quality. Haylou RS4 Plus actively monitors sleep time and status to help you develop good sleep habits. |  |
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IP68 Dustproof and WaterproofThe watch is IP68 waterproof. There is no need to take off the watch when washing your hands, and you can easily cope with sweating during workouts or stormy rains when you are out. |  |
 | 10-day Battery Life – No Need Recharging During WorkdaysHaylou RS4 Plus packs an existence of super-powerful features in its slim body yet still has enough endurance to last for up to 10 days from a si |
