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.
its really a bad product and not at all worth for 24 Dhs. do not buy.... i will give -5 stars to this product. but i can't give here so to complete the process i am giving 1 star which is minimum required to post your comments.