Computer controlled system Assistant control system with auto memory function Imported low voltage noiseless motor Gas spring 3-way syringe(cold/hot water) 2 pcs Saliva ejector with high and low suction 1 set Auto constant temperature gargling water system 1 set LED X-film viewer 1 set Operating light 1 set Luxury aluminum alloy trunk with hanging arm 1 set 90℃ turnable ceramic spittoon 1 set Dentist Stool 1 set Ultrasonic Scaler 1 set LED curing light 1 set