this review title is: lack of quality control and the content is: the positive is the solid aluminum battery case the negative is that the mirror frame is not completely round on the right side because it appears someone filed a piece off in addition the light kept going on and off upon inspection i discovered corrosion on the battery terminal it appears quality control is nonexistent.there are other information for this review, one is this reviewer did purchase it and the other is 0 people think this review is helpful.