Given an English language product review, determine if it is a Good Review or a Bad Review. A good review is one where the product's review has positive tone and Bad review is one where the tone of product's review is negative.
Q: This battery was a great value, but didn't last long. I guess it made good backup power, when I wasn't out in the cold. Also, you had to get right up next to an outlet for power supply. Not exactly ideal for hiking or back packing. Maybe better on an automobile.
A:
Bad review