Haylou Watch 4 GPS Smartwatch – Bluetooth Calling, 120+ Sports Modes & Health Monitoring

Fitness watches that need your phone along for the ride to track a route rather than defeat the purpose—the Haylou Watch 4 solves that with independent 5-star GPS built directly into the watch. Head out for a run, walk, or cycle without your phone, and it still maps your route and motion trajectory accurately, genuinely freeing you from needing to carry anything else.

Bluetooth calling means you're not cut off from communication either—connect it to your smartphone, and you can make and receive calls straight from your wrist, whether that's mid-run or just moving around the house without your phone in hand. With 120+ sports modes on board, it adapts properly to whatever you're actually doing, rather than lumping every activity into one generic tracking mode.

Health tracking runs deep here too: heart rate monitoring, blood oxygen tracking, sleep monitoring, and stress level monitoring all work quietly in the background, building a genuine picture of your well-being across the day, not just during a workout. Step counting and daily activity tracking round out the everyday side, so it's just as useful sitting at a desk as it is out on a trail.

Beyond fitness, it covers the everyday smartwatch essentials properly—music controls, smartphone notifications, weather information, voice assistant support, and Find My Phone/Find My Watch for those moments when either goes missing. Pairing with the Haylou Fun app syncs all your activity data and unlocks additional connected features, and it works across both Android and iOS, so your choice of phone doesn't limit what the watch can do.

For anyone who actually runs, walks, or cycles without wanting to carry a phone just for GPS tracking, the Haylou Watch 4 is built specifically to solve that—while still covering everyday smart features properly.

Key Features