New 60mm Dome Push Buttons with Switch This illuminated button comes complete with fixing ring, 12V LED, bulb holder, and microswitch. The LED requires a 12V power supply. Ideal for use with a spare Molex connector on a PC power supply or a Jamma harness. Suitable for projects including machine builds, commercial applications, exhibitions, and academic use. These buttons require 4.8mm crimped wires for connection: one wire for ground connection (CO) and one wire for signal connection (NO). One wire for positive connection and one wire for negative connection. If the LED does not function, reverse the LED polarity. Color: As shown Material: Nylon Size: 6.3 x 5.6 x 2.3 cm Package Contents: 5 x Buttons Note: The package includes only the items listed above; other products are not included. Note: Lighting and display differences may cause the color of the item in the image to vary slightly from the actual product. Measurement error allowed is +/- 1-3 cm.