Our Short PAR 38 Par Can in Polished Chrome or Black has a medium screw base socket which includes a power cord and gel frame. It can be used with medium screw base PAR 38 or R-40 lamps (a basic flood light bulb) with a maximum wattage of 250W (we use 90 watt bulbs in ours). Works well for Permanent and Mobile Installations. Also available in Black. Bulb not included. Don’t forget to order our 8 pack of colored gels or a 12 pack of colored gels.