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.
Even though the spec on the baseplate of my Laptop told me this is what i reqd the power supply struggled. Luckily it works on my partners laptop which had a dodgy connector. I ordered a more powerful (wattage) supply for my device..... and that's another story.