Photogenic® and PocketWizard combine technologies to bring you wireless triggering and wireless power built into a PL2 Series power supply. This 1000 watt-second power supply has symmetrical power for two remote heads up to 25 feet from the unit. Combine your hair light and background light operation or place them for two fill lights. Has all the power and control of the standard PowerLight® design, plus a built in radio receiver. Transmitters are sold separately at a participating dealer.