Detailed Instructions: 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: I purchased these as a gift and upset that two of the lights are not working. I know they were inexpensive but I still expect them to arrive functioning. The other two that work are very bright and fit perfectly on my bike.
A:
2