Functions 1)Angle of backrest: 0-85 degree 2)Height adjustment: 500-750mm Size: L1900*W650*H500-750mm 1)The table is made of galavanized steel,and surface with electro static spray 2)Backrest up and down by autolocking system(track system) 3)Motors control hi-low,with foot pedal 4)High strength foam and artificial leather