FI series is the most cost-effective LED display, which is suitable for indoor fixed installation. Its main feature is that the led module is designed with magnets. The panel is light, and the distance between the surface and the wall is only 110mm. No cooling system is required. When installing, just stick the module on the surface to the pre installed framework. The installation method is very convenient and light. If maintenance is required, just remove the module at the front to facilitate maintenance.