Given the task definition and input, reply with output. In this task, you're given reviews from Amazon's products. Your task is to generate the Summary of the review.

Worked good for the first couple months but then the button started struggling to switch back and forth, sometimes shutting off the water completely. Now a show leak has developed. I would not recommend. And I don't think it is user error or improper install because it worked well at first.
Worked good for the first couple months but then the button ...