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.

Another seller offering the same exact thing for $100 less. Return shipping wasn't a problem, though I had to pay $16. But, that was my fault for not doing better research before purchasing. FYI, the thing is made in China. Works so far, but I have my doubts that it'll last.
that was my fault for not doing better research before purchasing