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 flood lights on this is as if Jesus has landed at 3 am and light up the city. You need a whole system to set this up - call ring and find out . It’s not plug and go, the cost of installation is more than the camera. It’s very good once it’s up and running. Sound / video & talk back feature .