Given an Amazon review, indicate whether it is a 'Positive Review' or 'Negative Review'.

Q: Yes, although it only has slots for the SD and Micro SD sizes, not CF and others, it still works great as intended!! Very small and portable. Backward USB compatible.

A: Positive Review
****
Q: worst than original battery

A: Negative Review
****
Q: Big fire hazard! The thing overheats like nobody's business! Also lacking the logo and the general build and finish quality of an official Apple charger.<br />In under a year, the charger overheated until it stopped working. Completely useless charger!

A:
Negative Review
****