... /110V, 50Hz/60Hz I Theory: A. Crystal--This unit provides a non-surgical skin refinish procedure, ... along with any dirt and dead skin back up. This procedure removes skin debris, imperfections, blemishes, wrinkles ... feature, which is the ability to vacuum back up the remaining crystals on the skin.B. ... along with any dirt and dead skin back up.Diamond Dermabrasion can treat:- Aging and sun-damaged ...