To be honest, I wouldn't want an ear mirror for the same reason I wouldn't want an arse mirror—some territory on the body should remain unexplored.
The device works like a two headed dentist's mirror. Place one end over your ear and adjust the other mirror until you can see whether or not you need to bust out the Q-tips or the trimming scissors. It may also be helpful for those who are prone to ear infections. Anyway you cut it, it won't be pretty. [Home Trends via Book of Joe via DVICE]