How customer reviews and ratings work Customer Reviews, such as Item Star Ratings support customers to learn more concerning the item and judge whether it's the right item for them. To compute the overall star score and share breakdown by star, we don’t make use of a simple average. https://www.electricscooter.ltd/the-fastest-20000w-high-speed-long-range-e-bike-84v-150ah-electric-scooter/