This kind of product includes: Φ22 HBY5 series,pilot lamp HBY5-D ,Flat pushbutton HBY5-□□ ,Illuminated pushbutton HBY5-□□D ,Mushroom HBY5-□□M ,emergency pushbutton HBY5-□□TS,Selector HBY5-□□X/21 , Knob selector HBY5-□□XB/21,Key lock switch HBY5-□□Y/21 , Illuminated pushbutton HBY5E-□□D and so on.The detailed technical data, please send the mail to come to inquire . Low-price quality merchandise.