[Ring LED 12mm Latching Button Switch] it - ON, it again - OFF. Contact Configuration: 1NO1NC; DC12 volt - Switch. [Aluminium Alloy Shell High Round Pushbutton Switch] 12mm 1/2 inch Mounting Hole, durable for a lifetime can up to 500,000 cycles. [Easy to Install] Round latching switch with screw clamp type terminals to make fitting very easy, 4 pins, multi-type wire connection. The LED light can be on all the time or only on when the switch is in on mode, depending on how you wire it. [Wide Application] High-quality metal material & IP65 waterproof protection can be used in a wet or dusty environment. This 12V button switch is suitable for any motorized vehicle of motor starting, power starting devices, and can also be an access control button. Colour:Silver Material:metal Package Contents: 5 * Momentary Button Switch Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.