Lintelek Smart Watch with 1.3″ LCD Full Touch Screen, Large Screen Fitness Tracker with Heart Rate Monitor, Pedometer, Sleep Tracker, Waterproof Activity Tracker for Men, Women and Gift

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Heart Rate and Sleep Monitor: Mechanically track real-time heart rate and your sleep duration and consistency. With built-in advanced Nordic nRF52840 chip (minimum size, lowest power consumption, highest integration), monitored data is more accurate.
Better Visual Experience: Full-screen touch, 1.3-inch LCD display, 2.5D high-hardness glass screen cover, precision lamination process bring a greater display. Nano TPU strap, anti-sweat matte finish, ergonomic convex design and soft strap for a comfortable fit. IP68 waterproof, smart watch surface may also be worn all the way through swimming.
Multi-function Smart Watch: Correctly record all-day activities, such as steps, distance, burning calories, walking mileage, activity minutes, sleep status, and so on. The watch has 8 built-in sports modes (walking, running, mountaineering, cycling, treadmill, Fitness, mountaineering, spinning, yoga).
Fast and Convenient Charging: Innovative magnetic charging (with USB charging cable + charging pin), you’ll switch to charging mode in 1 second, 210mAh large battery only needs 2.5 hours to charge for more than 10 days. Standby time is 40 days.
More Functions: User-friendly features make it your life assistant. Message&call reminder, music regulate, breathing training, stopwatch, alarm clock, multi-dial setting, two-way anti-lost. Compatible with iOS 8.0, Android 4.4 and above.