Controller,DMX CONTROLLER,PRO DJ CONTROLLER, STAGE LIGHT CONTROLLER,LIGHTING CONTROLLER,DMX512 ... (230V)22 work mode,one is 4CH chase,one is accept DMX signal or 2CH or 4CH dimmer.316 inner program, can setup speed ... size: 380×275×350mm(2pcs)G/W: 5.5Kg(2pcs) DIMMER PACK 4