We updated original model, change to newest system, strengten skin cleaning pump! the effect is better. if you operate beauty spa, you can take this model, the function is powerful. it has 12 kinds handles, effective clean to skin with different head, and it equiped with RF laser handles for face and eye, help customer to lifting skin.it included a oxygen spray, due to high pressure oxygen is injected,moisture the skin. and we send you 1pc derma pen and 1pc cold hammer for you, The derma pen is for acne removal function and the cold hammer is for smooth skin after the treatment. If you are interested, please tell me!