Purchased at an esthetic salon a year ago for 12,000 yen. Used about 5 times, not very often. Selling for less than half price. Operation confirmed and disinfected. Please refer to the 5th and 6th images for instructions. Instruction manual is included! Since this is a used item, please refrain from purchasing if you are concerned. Thank you. Everything is included. In good condition. Also listed on other sites, so please comment before purchasing.