This Xiaomi Watch S4 is built to keep up with your every move. It's got a robust aluminium alloy frame, a bright 1.43" AMOLED screen that's readable even in full sun, and it lasts up to 15 days on a single charge. Whether you're smashing out a 5K or just heading to work, it tracks your heart rate, SpO%u2082, stress, sleep, and even temperature. And with dual-band GPS, it knows exactly where you are - no phone needed.Good to know- You can track over 150 activities, from walking and running to yoga and strength training- The 5ATM water resistance means it's safe for swimming and showering (just not hot tubs or diving- With Bluetooth calling, you can take calls straight from your wrist, hands-free- Charge it for just 5 minutes and get up to 2 days of usage- The Xiaomi HyperOS makes everything smooth and snappy, and it syncs beautifully with your other Xiaomi gear- Use the rotating crown to scroll through menus, adjust, or zoom, all without smudging the screen- Swap with different strap (sold separately) to match your outfit, activity, or mood
