In this task, you're given a review from Amazon. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral, 4: good, 5: extremely good.
Q: We've bought 3 packs now. They are great little lights. Really bright and light up the front of the house well. Surprised we could get this brightness out of solar lights. Happy customer for sure.
A:
5