The dental unit have good accessoires,for sample: 1) ... ) water tube and air tube. Computer Controlled Integral Dental Unit (Dental Chair)Standard accessoires: 1) Luxury steel glass spittoon, ... , 1 set ;4) The top-mounted instrument dental chair unit.5) Luxurious PU box ;6) Operating light, ... ;11) Operating stool ,1 set. Optional accessories:1) Dental air compressor. 2) Buccal endoscope.3) NSK handpiece ...