指示燈/ 照光式按鈕/無照光按鈕開關
Flush Head、Elevation Head、Mushroom Head、Double Push Button、Flush Head Push-push to release、Rest Mushroom Head、、Double Push Button、Mushroom Head Push-push to release、Project Head Push-push to release
指示燈(Pilot Lamp)
Normal(Round Head)
Simple(Flush Head)
