content: Standard Accessories: Electrical rinsing water supply system: 1setElectrical cuspidor-cleaning water supply system: 1 setExternal hand piece water purification system: 1setRotary glass cuspidor: 1setWeak saliva suction apparatus: 1pcsMotor controlled chair: 1setDental operation light: 1set3-way syringe (cold/hot water): 1set High-voltage X-film viewer: 1setControl switch for dental chair: 1setDentist stool: 1set Without handpiece Specifications:Power supply Voltage: AC220V 50HzMotor Voltage: DC24VAir source Pressure: 0.5MPa-0.8MPaWater source Pressure: 0.2MPa-0.4MPaOptional Accessories: 4hole high Speed air turbine hand piece4hole low Speed air turbine hand pieceEndoscope systemUltrasonic scalarCuring light