Given an Amazon review, indicate whether it is a 'Positive Review' or 'Negative Review'.
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Question: The product exceeded my expectations. With my computer on high performance mode, the battery still lasts more than four hours.

Answer: Positive Review

Question: After 6 months, I continuously had problem with the mouse losing it's wireless connection so I gave up and went with the factory mouse/keyboard that came with my iMAC.

Answer: Negative Review

Question: This charger seemed like it worked fine at first. For some reason though, after about a month (just after the return window closed) it just stopped working. It will keep the computer alive if it's about to die but it won't actually transfer any charge to it. Waste of money.

Answer:
Negative Review