Lithonia Lighting RAZTRANS24 120 M6 Transformer for Rayzer LED Undercabinet, Black Designed to convert a 120-volt 60/50hz power source to the 24-volts of power required to operate the modular lighting system Steel construction in matte black Operates up to 10' of led rayzer light modules Includes 6 foot power cord for plug-in installation and 24 in. Linking cord to connect to the first light module The 24-volt transformer accessory is required for both plug-in and direct wire applications.