To calculate the overall star rating and percentage breakdown by star, we do not 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.
Compact size, clicky buttons, bright clear display, fast and responsive readings. Size is a bit smaller than what I expected but usable. 2 trays provided are useful for small items and also protect the scale in storage.