Feature: 1. 256 LED BEADS: 3D display projector has 256 ultra high density LED beads to provide you with vivid 3D images that look bigger and clearer. 3D imaging is created in the middle of the air, which is transparent and can be seen in the background. 2. HIGH RESOLUTION: With a 3D hologram advertising display fan speed of 1200rpm/min, the holographic projector provides 256x1024 resolution for clear video and image environment even in high ambient illumination. 3. MEMORY CARD SUPPORT: Holographic advertising projector has a built in 16GB memory card, so you can put downloaded images or videos into the memory card before inserting them into the advertising machine. 4. SYSTEM SUPPORT: Holographic video projector can be loaded via WiFi, supports APP running on for Android or for Windows, and also supports Bluetooth connection. Supported formats are jpg, jpeg, gif, mp4, avi, rmvb. 5. PORTABLE: Fan holographic projector is different from the traditional wall mount, it can be installed anywhere (e.g. desk, body, wall, backpack, car), suitable for stores, booths, offices, workshops and home use. Specification: Item Type: Holographic Advertising Projector Material: ABS, Aluminium Alloy, PC Model: F30 Color: Transparent and Black Power Output: 12V‑1.5A Display Diameter: Approx. 30cm/11.8in Resolution: 256x1024 Number of Lamp Beads: 256pcs Rotational Speed: 1200rpm / Min Memory Size: 16G (Built in Memory Card) Viewable Angle: 176 Degrees Content Replacement Mode: Memory Card, WiFi, APP Bluetooth Connection: Support Support Formats: Jpg, Jpeg, Gif, Mp4, Avi, Rmvb Service Life: 30000 Hours Software Support System: for Windows, for Android Scope of Application: Widely Used in Shopping Malls, Supermarkets, Stores, Etc.. Package List: 1 x Holographic Advertising Projector1 x Base2 x Bracket Bar1 x Power Adapter1 x Memory Card (16GB)1 x Instruction Manual Note: All data are measured manually, and there are certain errors in the measurement results.