Review on 📱 feifuns Smart Watch 1.54'' Full Touch Screen Fitness Tracker – Make/Receive Call, Life Water-Resistant Heart Rate/Blood Pressure/Oxygen, Pedometer Sleep Track – Women Men Android iOS Phone (Black) by Dale Hing

Here are some pros and cons I have found from this article so far: Pros: Large face, easy to read A few useful features such as sleep tracking, heart rate, oxygen saturation and blood pressure. Custom Face. You can make phone calls and read messages on the watch. Step counts and vital signs were pretty accurate. The strap I received was not the same as shown in the picture, with two straps to hold it in place. It wasn't until I saw other watches with the same strap that I realized this. Once I understood how the band works, it was actually quite comfortable. Activity trackers were waaaaay disabled, at least for me. When walking, he recorded that I was walking twice as much and my heart rate was 20% higher than real. No matter what I specified as my stride length, the same distance was specified. I tried different stride lengths and got exactly the same result. With cycling it was the opposite. It tracked half of the calories I was supposed to burn and my heart rate was 20% lower than my actual heart rate. However, knowing this, I was able to do the calculations and determine the usability. Other people may not have this problem. The sleep tracking was also a little off, and I often fell asleep too early, indicating I was in a "light" sleep when I was actually awake. But still gave me a general idea of how I sleep. So, all in all, if you're looking for a basic smartwatch with some fun features, this could be the one for you. Warranty. However, the watch was promptly replaced with a new one. The new clock is much more accurate and efficient. I give them 5 stars for replacement and customer service.