I'm considering buy Universal SmartWatch & Earbuds by - 1.54" HD Display - Heart Rate Monitor - Blood Oxygen(SPO2) - Blo. Accelerometer, gyro, Yes, Proprietary OS (Not Smartphone), Yes,SmartWatch-X98-02,9SIA45W9A90128,View Return Policy

I'd love it if those of you who have bought the product could tell me what you think. I would love any extra info, as it is quite pricey as $69.99 and I just would like to make sure it can work well before buying.