Orange On-Off Rocker Switch with built in LED Light. High quality 2 position on-off rectangular rocker switch that can be used from 250v AC down to 12v DC and still light up. These switches are ideal for many applications including power switches for treadmills, drinking fountains and for use in cars, boats, hobbyists etc. To wire up the switch: 1. Connect the negative/neutral wire to the gold pin. 2. Connect the live/positive wire to the outer silver pin. 3. Connect the live/positive wire of item you are trying power to the centre pin. (Please see listing picture) OVERALL SIZE: 30.5mm x 13.5mm x 31mm(L x W x H) PANEL HOLE SIZE: 29mm x 10.5mm PINS: SPST 3 Pin. RATING: 16A 250VAC TYPE: KCD3 WITH LED LIGHT I am a fully qualified electronics engineer with over 30 years experience, so please contact me if you have any questions and I will get straight back to you. Thanks for looking.