Flat switch 12mm/16mm/19mm/22mm/25mm/30mm/40mm ON OFF button metal push button with connector led push button light LED voltage: 12V or (3V,5V,24V,110V,220V) Mounting Hole Size : �¦16mm Shell Material: Chrome/Brass nickel / Stainless Steel Function: Momentary/Latching Bi-color, Tri-color led is available