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.
This is perfect and keeps my Arlo Ultra completely charged, over night eh battery drains around 4-9 percent depending on usage. But it charges completely during the day so that I can record in full 4K high def.