The CRONY AD30 3D Hologram Fan 30cm is a portable and handheld holographic advertising display built from durable metal and ABS. It delivers a perfect naked-eye 3D effect without glasses, utilizing 256 high-resolution LED beads to create clear, solid pictures and videos. Designed with safety in mind, it features a transparent protective cover that guarantees safety for kids and minimizes operation noise. This device offers convenient remote operation with a range of up to 5 meters. Highly versatile, it can be hung on walls or ceilings, stood up anywhere using the included mounting bracket, or even worn or tied to moving vehicles using the included armband. It has wide applications, functioning beautifully as a digital photo frame at home or as a powerful tool to attract attention and share content in offices, shopping malls, airports, subways, and exhibitions.