Doctor Operation(6 holders ) Four hole handpiece tube, equipped with high-speed handpiece 2 pcs Electric motor low speed handpiece (including straight and contra angle handpiece) 1 set 3-way syringe (with cold and hot water) 1 pc Built in scaler 1 pc (optional) Built in curing light 1 pc (optional) 1 high temperature sterilizable silicone pad Assistant tray (4 holders) 3-way syringe (with cold and hot water) 1 pc High suction / low suction 1 set (central negative pressure optional) Built in film viewer 1 pc High temperature sterilizable silicone pad 1 pc Other Imported LED oral lamp Detachable ceramic spittoon Built in central negative pressure suction system Built in automatic pipeline disinfection and cleaning system Automatic heating constant temperature water supply system Full electronic control multi-function foot control Distilled water supply system Assistant stool 1 set Doctor stool 1 set Power supply: ~ 220 V ± 10% 50 Hz With two-way water filter pressure reducing valve, the water source pressure is 0.2MPa ~ 0.4MPa With gas filter pressure reducing valve, gas source pressure 0.6MPa ~ 0.8MPa (no water and Oilfree) 1.Electric motor chair is controlled by solenoid valve, and designed to match with European and American standard, with higher stability and longer service life than pneumatic drive chair. 2.Import tube disinfection system with good corrosion resistance, keep clean and sanitary 3.Anti-retraction function to avoid cross infection 4.Holders and the instrument tray form into one body, harmonious and generous 5.Instrument tray is rotatable to reduce patient's sense of tension 6.Double operation mode of touch button and display touch screen 7.Four memory positions 8.Bearings in the balance arm make the rotation more flexible and reduce working intensity of the doctor 9.Photosensitive valve is more stable than the mechanical valve, not easy to damage 10.Each holder can be set according to the habits and work nature of the doctor 11.Both touch screen and foot controller can adjust the speed of handpieces 12.Handpiece can be set to work automatically without controlled by foot switch, more convenient for doctors to operate 13.Foot controller can adjust handpiece to spray air or water like a 3-way syringe to save time and steps of replacement. 14.The function of interlock between instruments enables the assistant to change the bur when the doctor operates, greatly saves doctor's time 15.With alarm to free up more time for the doctor. 16.Temperature of mouthwash can be adjusted according to different regions 17.Elbow and arm fit perfectly with the chair, and the ergonomic design makes the patient experience more comfortable 18.Linkage function between chair and LED light. The light will be off automatically when rinse or use the curing light, and will be on automatically when finished 19.The headrest is double-jointed and telescopic, which can be adjusted according to the height of human body.  It has wheelchair position and child position 20.The backrest is cast aluminum, more suitable for operation to reduce the doctor's long working fatigue 21.The assistant tray, spittoon and sidebox is rotatable, more space for nurses to operate