compatible automotive, marine, boats, and much more applicationsHeavy Duty (50 amps) push-button momentary switch is dust and moisture resistantBrand and high quanlityPush-to-make = SPST MomentaryA push-to-make switch returns to normally open (off) position when you release the button, this is shown by the brackets around ON. This is the standard Horn / Ignition type switch.12V DC, 50A, SPST (single pole, single throw)Contacts are pure copper compatible long lifeLength: 6.2cmWidth: 2.8cmVoltage: 12VColour: BlackMaterial: Aluminum Alloy + PlasticPackage Contents:1 * Switch PushOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.