Model TOP301 STANDARD EQUIPMENTS： ﹥ four-way (2 ways optional) high speed air turbine H.P. joint:2 sets; ﹥ four-way (2 ways optional) low speed air motor H.P. joint:1 set; ﹥ Automatic constant-temperature water supply system:1 set ﹥ 3-purpose sprayer : 2 set (warm and cold water each 1) ﹥ all direction Operation light (both manual and optic controlled),1 set; ﹥ X-film viewer(DC/low voltage),1 set; ﹥ Integral foot control(for motor and handpiece）,1 set; ﹥ saliva sucker:2 set（strong sucker and weak sucker each 1) ﹥ hand piece control system,1 set; ﹥ ceramic cuspidor, 1 set; ﹥ Luxury stool for doctor :1 set ﹥ External water system for handpiece:1 set ﹥ Position memories: 3 adjustable and 2 not-adjustable No assistant control