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.
Waste of money- returning. Had bought two and was very disappointed. The focal point on the zoom requires you to be like one inch from the mirror which does not even allow space for your hand in the middle to apply makeup. USELESS!