led rgb dmx512 1,Provide OEM/ODM 2,CE&RoHS 3,256-level brightness control DMX512 DC CONTROLLERadvanced microcomputer control technology ... . Input VoltageDC12V-24V MAX Current load 3A (Maximum) per line, 3 lines output scale level 256levels input signalDMX512/1900 Operation Temperature ... Indoor dry environment Certificate CE&RoHS DMX512 led light controller,3 channels,144w