All controlled by the electric valve DC Motor Automatic thermostatic water supply system Compensate Wider Dental Unit Handpiece tubing with standard fittings (3sets) Three way springe (one for hot, one for cold)(2sets) Water suction and saliva ejector (1set) Powerful suction (HVE) apparatus (1set) Easy cleaning Integral ceramic spittoon Built-in Water purified system with bottle Strong and weak dual-purpose operation light (1set) Low-tension X-film viewer (1set) Spirit lock tight Equilibrium Device Doctor stool (1set) Suitable for adult and children headrest Foot pedal (1set). Model: TJ2688 A1 Supply Voltage (110V 60Hz or 220V 50Hz) Air Pressure. 0.55Mpa Water Pressure (0.2Mpa. 04Mpa) Lowest position of Dental chair (17.32") Highest position of Dental chair (33.86") Highest smallest angle of Dental Chair (5°) Lowest smallest angle of Dental Chair (85°).The sale of this item may be subject to regulation by the U. Food and Drug Administration and state and local regulatory agencies. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical, Lab & Caregiving Furniture\Dental Examination Chairs". The seller is "dentistryshop" and is located in this country: US. This item can be shipped to United States.