To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
The function of this little spy camera is awesome. For it’s price with a memory card, the video quality is acceptable. Enough clear and as a normal watch, shows time nicely. The only thing is that you have to use your computer to set the time and you need be carefully check the instruction.
After receiving it, I was not disappointed. The positioning was accurate, and it matched the heart rate belt at home. When strength training and running at a constant speed, the photoelectric heart rate can meet the requirements. In short, a very satisfying shopping.