Energy Saving P3.91 Outdoor LED Billboard Die Casting Aluminum Cabinet NovaStar Control 6000nit Product Overview This energy saving P3.91 outdoor LED billboard is engineered to cut operating costs while delivering 6000nit advertising-grade brightness. The precision die casting aluminum cabinet guarantees high flatness and stable splicing, while full NovaStar control system compatibility ensures smooth, high-quality playback. Average power consumption is only 200W/sqm,