Keystone Heddolf P220-1KA Transmitter Allstar Compatible 9931

Opens gate operator from a distance of about 100' Compatible with Estate Swing openers Clips easily to visor Runs on 9V batteries 2" x 3" x 3/4"Opens gate operator from a distance of about 100'Compatible with Estate Swing openersClips easily to visorRuns on 9V batteries2" x 3" x 3/4"