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.
First you turn the front wheel clockwise until the black triangle points at the local time. Second you turn down the little teeth on the side for all the 15-minute periods you want power to be on. For those periods you want power to be off, you pull those teeth up, if they aren't already. Too easy!!!