The Portable Dental Delivery System features two handpiece connections–one highspeed and one low. Quickly connect to an air source with the included 25 foot air line. This dental delivery unit includes rheostat foot control, stainless steel instrument tray, 1 liter water reservoir, and carrying case. Features Compatible with standard Midwest 4-hole or Borden 2/3-hole pneumatic handpieces 3-way air/water syringe One highspeed line with water flow control One lowspeed line without water Quick connect to external air source, such as a compressor or air tank Dual handpiece control with manual selection 1L water reservoir Disc-type foot control Air pressure gauge Easy to set up and operate Optional fiber optic upgrade What's In The Box Pneumatic Control Unit (ADU-04) Stand 3-Way Air/Water Syringe with Tips (T-90D) Foot Control and Tubing (AA-42) Highspeed Handpiece Control Lowspeed Handpiece Control Self-Contained Clean Water System (NWS-8) 25 Extension Line (AA-96EXT) ADU-04ST Product Manual