The XOBLED YS4 is a high-performance, long-duration P4 outdoor LED display module, ideal for retail stores, shopping malls, subway stations, elevators, exhibition halls, and outdoor digital posters. With a 4mm pixel pitch and 4K resolution, it delivers ultra-clear visuals for close and mid-range viewing. Its IP66 waterproof rating, high brightness, and robust aluminum casing ensure reliability in all weather conditions. Equipped with advanced content management and remote device control, YS4 is designed for continuous, long-term outdoor operation with minimal maintenance.