The FO-D offers a seamless connection and accurate modules, which contribute to a smooth viewing experience. The fan is designed to dissipate heat, operate quietly, and consume minimal power. Both the front and back are IP65 waterproof. Installation is rapid, convenient, and flexible, and supports multiple installation methods to achieve seamless splicing. The FO-D features a fully-sealed design and die-casting aluminum module chassis, which offers a high protection rating (IP65). The aluminum material LED module is highly temperature-resistant and facilitates rapid heat dissipation. The FO-D has been certified to the 5VB fireproofing level.