1. IMMERSIVE CONTENT CAPABILITIES: This 3D hologram fan makes it easy to upload photos or videos from your computer in formats including mp4, avi, rmvb, mkv, gif, and jpg/png. 2. SAFE AND USER-FRIENDLY: Features a transparent protective cover to ensure child safety and minimize noise. Easy to place on any desktop display. 3. LIGHTWEIGHT AND PORTABLE: This holographic projector fan is lightweight and easy to carry. A unique design perfect for home decor. Built-in speakers allow you to play images with sound. 4. VERSATILE APPLICATIONS: Ideal for use in shops, supermarkets, offices, markets, homes, shopping malls, restaurants, jewelry stores, and retail locations. 5. WIFI COMPATIBILITY: Compatible with WiFi for seamless 3D display transfer and loading. No need to worry about location limiting your access to files; enjoy fast data transfer. Once you access the 3D image database, you can retrieve and play files instantly via WiFi. 6. MEMORY CARD SUPPORT: The hologram advertising display also allows you to save images to a memory card. Simply insert the card into the reader on the bottom of the fan and play your 3D animation.