2K HD 3D Hologram Fan New upgrade version 52cm-20.4in display diameter 624pcs bright LED lights 2000x624 high resolution support clear picture and video display rich texture bring more attraction. Realtime Project and Audio Display Connect with your android mobile and display realreal screen can project live games movies and so on. Add audio playback making the image more powerful and the display more Sound of the Underground. Multiple modes of control New Technology Smart Wifi function support remote controller Mobile app and computer to control. Powerful & Endurance Download the New Material quickly change pictures and videos just on your mobile phone directly And peripheral multihole design no worry in heating problems of 24 hours nonstop play. Wide Application The hologram fan is suitable for indoor use for outdoor use please wear a protective cover. Widely used in show rooms exhibition shopping malls department store airport display.