The Windtek Pilot-Controlled Runway Light Controller allows a pilot to activate runway lights from the air using a set VHF radio frequency. Simply keying the microphone button 5 times will set a 15 minute “Lights On” timer, that will flash for 30 seconds at the end of the cycle. Channel frequency can be set in the field to any air band frequency, however we will ship your controlled configured to your desired frequency (108.00 MHz to 140.00MHz). The controller output relay is rated for 10A maximum at up to 125VAC or 5A maximum at up to 100VDC There are two plugs on this unit. The male plug is for the incoming power supply. The female outlet is attached to your runway lights. Download our complete Runway Light Controller Guide.