Hj638b huaihuang top-mounted computer controlled integral dental unit Standard configurations: 1, automatic thermostatic water supply system:1set 2, built-in handpiece water purification system:1set 3, deluxe rotary cuspidor:1set 4, strong/weak saliva ejector:1pc each 5, deluxe motor chair (self adjusting):1set 6, electrical dental chair control system(three memory):1set 7, dental operation light:1set 8, three-way syringe(cold or hot water):1pc each 9, film viewer:1set 10, multifunctional 4-hole pedal switch control:1set 11, dentist stool:1set Technical specifications: Power voltage:ac220v 50hz/60hz Motor voltage:dc24v Air pressure:0.5mpa - 0.8mpa Water pressure:0.2mpa - 0.4mpa Optional accessories: 4-hole high/low speed air turbine handpiece Endoscope system Ultrasonice scaler Curing light Hj638b huaihuang Wooden case size158x132x105cm 2.18cbm N.W.330kgs