RPS RPS 16” Ceramic Socket Reflector Kit This unique, 16” diameter heavy duty lamphead features even light distribution and fits any standard lightstand. This unit is perfect for digital photography. • 3, ceramic E-27 screw lamp sockets accepts 3, 26 watt 5000°K spiral fluorescent bulbs, delivers light equal to 360 watts incandescent • Positive locking/tilting bracket allows reflector to mount onto any light stand with a 3/8” or 5/8” spigot. • 12 foot, UL/CSA 3 wire power cord with inline switch • Elastic front diffuser included • Not for use with umbrellas. Bulbs NOT included.