The grace QL 2168 dental unit is a combination of superior quality,hygiene ,performance technology and ergonomics. Standard accessories： Operation Light（1 set） Air Turbine Tubing (2 set) Air Motor Tubing（1 set） 3-way Syringe (2 set) Dr.Stool-ErgonomicsStool（1 set） Film ViewR(Standardsize)（1 set） Large Instrument Tray（1 set） Air Suction（1 set） Water Suction（1 set） Rectangle Hanger（1 set） Assistant Tool Holder/Tray with Control Panel（1 set） optional accessories: fiber optic handpiece ultrasonic scaler dental light big x-ray film viewer air compressor suction motor Led curing light LCD monitor intraoral camera LCD monitor holder faro dental light blue dental light SPECIFICATION: Working Voltage AC220V/110V Iput 1550VA Working Electricity DYNAMIC IMAX:155A STATIC IMAX:0.07A Power Frequency 50HZ/60HZ Working Air Pressure 0.45~0.55MPA Working Water Pressure 0.2~0.4MPA Load of the hydraulic cylinder (Descend and ascend of the chair) MAX:135KG.F Load of the hydraulic cylinder (Descend and ascend of the backrest) MAX:45KG.F The intensity of illumination 15000~18000LUX Tilt Rate of Treatment tray <3 degree Temperature ature of gargle water 45　Celsius degree