Haylou RS4 Plus AMOLED Smartwatch with spO2

If you want a stylish smartwatch with a big display and health stuff inside, Haylou RS4 Plus is really nice pick. It got 1.78 inch AMOLED screen, so display look super sharp and colorful. Even under sunlight you can see clear. The watch body is slim and metal frame, so feels premium on hand but still lightweight.

It checks your SpO2 level, heart rate, and even sleep quality, so you can see how your body doing all day and night. It also count your step and track exercise. Got more than 100 workout modes, so you choose what you do – running, walking, yoga, gym, all covered.

Smooth System and Battery

The touch feels smooth, and UI run clean. You can see notifications, calls, and even weather update from phone. Battery also not bad the 230mAh battery give you around 10 days use, and full charge take around 2 hour. You charge with magnetic cable, just snap and done. You get daily health report with things like sleep tracking, heart rate alert, and blood oxygen level monitor. It also remind you if you sit too long, or not drink water. So like small health coach on your wrist. This watch strap is magnetic silicone, so easy to wear and don’t hurt skin. Look also clean and modern, match with office or casual outfit. You can also change watch face, many designs are available inside.