Detailed Product Description Model: Controller (VC-512)512 channels.Control 21 units, each with to 24 channels.144 separate scenes run simultaneously and be controlled separately,24 environments run simultaneously.3 master sliders, each can be defined as any channel. Data protection. CF memory card.2 3-pin DMX outputGoose-neck lamp: 12V/3W(Optional) Item Size: 545×350×170mm,Weight:6.2Kg .