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.
I brought the bells for my front door so I would hear when someone enters. They serve the purpose should have two more for more sound, also I like the fact that they are good luck blessing bells for my new home.