snippet: Metra IBRRSROCKER Round Rocker Switch with LED Indicator - 12Volt-Travel® - This Round Rocker Switch with LED indicator is available with Blue LED or Red LED and is perfect for just about any automotive or other DC power on/off application. This switch fits perfectly into hole cut-outs of 21mm. It has three blade terminals and is capable of 20-amps of DC power. This rocker switch is constant on or constant off. Flip the switch in one direction to turn the switch on and flip the rocker in the opposite direction to turn the switch off. If you plan to break ground with this switch you will also need to run power to the (Page 1)