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.
Not bad. 3-5 pieces were missing but I made some arrangement to fix it. Moreover it drains batteries a lot. So do not buy if you do not have rechargeable batteries. It drained the batteries in just one hour.