The Illuminated rocker switch is a fantastic choice when a multi-function switch is needed. The switch provides needed light and an economical and space-saving alternative to multiple switches. The rocker switch "rocks" from On to Off positions and from on to off to on positions. It fits into 1/2 in round mounting holes. The switch features long-life, vibration-resistant LED illumination and glows red with terminals measuring 1/4 in. UL Listed and CSA Certified switch is designed for indoor use.