18 gauge SPT2 wire with C7 bulb polyester sockets. White powder coated 3\/8" cold rolled steel on support frame bars. White powder coated 1\/4" cold rolled steel on secondary frame bars. Support bars are welded to a 2 1\/2" x 3 3\/4" black powder coated plate for insertion into mounting hardware. Can be installed on a utility pole with adjustable steel straps or lag bolt. LED's have capacitors for heat regulation. 2 super bright flat diodes in each bulb. Male plugs with a 5 amp fuse. Includes 1 replacement fuse.\r\n\r\nShipping Note:\u00a0UPS shipping for this item is not available. Freight shipping prices apply.