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.

Being a contractor for 25 years I know how to calibrate a stud sensor... this is the biggest piece of junk I've ever bought!!! I wished I could get my money back!!!
1