2 manual control system, 1 foot controller .left & right delivery system. STANDARD EQUIPMENT & FEATURES: f 24V noiseless DC motor f auto adjustable cup filler equipment 1 set f optional switch purified water & tap water system 1 set f Auto spittoon flush control system 1 set f integrated rotable ceramic spittoon 1 set f auto water-pressure Saliva ejector 1 set f auto high sucker 1 set f Automatic constant-temperature water supply system 1 set f 3-way syringe( air/ water/ fine spray) 2 set f low-voltage panoramic film viewer 1 set f all- direction cold light lamp 1 set f external water tank 1 set f down-hang instrument tray 1set f Cotton cup 1set f Luxury operating stool 1 set f Luxury foot controller switch 1set f Instrument tray with air brake 1set SPECIFICATIONS: f power 110V/ 220V 60Hz/ 50Hz 2A f air pressure > 0.55Mpa ( clean oil less dried ) f water pressure 0.2Mpa^ 0.4Mpa OPTIONAL ACCESSORIES f4-hole high-speed turbine handpiece joint. imported / domestic product two pieces f4-hole low-speed turbine handpiece joint, imported / domestic product one piece fUltrasonic Teeth Cleaner, imported / domestic product 1 set fLight drying, imported / domestic product 1 set fEndoscope system ( imported / domestic product) 1 set fteeth cleaner water supply joint fup-hang instrument tray