5 in 1 Multifunction Skin Care System (Vacuum, Spray, High-Frequency, Facial Brush, Galvanic)This 5 in 1 facial machine provides five of the most requested esthetician treatment options in one powerful unit. If you were considering purchasing any of these treatment units individually, consider investing in a multifunction unit like this one to increase efficiency while saving resources. Function Details: Vacuum Vacuum functionality is one of the main spa facial supplies that your estheticians will require. The vacuum works as you'd imagine: