Description: Mouting cut hole: 19mm Operation Type: Resetable Application scope: For control cabinet, car modification, controller, instrumentation, electrical audio, computer modification. The reset is to turn on when pressed down, release the switch automatically, and disconnect the line. LED on all the time or only when switch is on(depending how you wire it). Specification: Material: Brass nickel plated Button diameter: Approx. 1.5cm / 0.59inch Hexagonal diameter: Approx. 2.2cm / 0.87inch Total length: Approx. 4.0cm / 1.57inch Five screw feet long: Approx. 0.6cm / 0.24inch Switch combination: 1NO 1NC/2NO 2NC Operation Type: Resetable Switch rating: 3A/250VAC Lamp type: Ring llluminated Head shape: Flat Operation pressure: About 3~5N Operation stroke: About 2.5mm Package Includes: 1 Piece Metal Waterproof switch Note: Please allow 1-3mm error due to manual measurement. Please make sure you do not mind before you bid. Photo color might be a little different from the actual product due to color display of different monitors. Thanks for your understanding and enjoy your shopping moment.