Feature: 1. SUPPORTED CONTENT FORMATS: 3D hologram fan wifi projector is easy to upload photos or videos on your computer in formats including mp4, avi, rmvb, mkv, gif, jpg, png. 2. SAFE AND WIDELY USED: Transparent protective cover ensures child safety and minimizes noise. The holographic fan can be placed anywhere in your home, office or store. The best position is to put it on the desktop for display. 3. LIGHTWEIGHT AND EASY TO USE: 3D hologram fan is lightweight and easy to carry. Unique design ensures to be a part of home decoration with built‑in speakers to play images with sound. 4. WIDE APPLICATION: 3D hologram projector is suitable for stores, supermarkets, offices, markets, shopping malls, color stores, restaurants, jewelry stores and other retail outlets. 5. WIFI SUPPORT: 3D hologram fan is compatible with WiFi to transmit and load 3D displays. You don't have to worry about location limiting your access to the files. By using WiFi, the fan allows fast data transfer. After accessing the 3D image database, the device can pull files over WiFi and play them immediately. 6. MEMORY CARD TRANSFER: The 3D fan also allows you to save images to a memory card, insert the card into the card reader on the bottom of the fan, and then play the 3D animation. Specification: Item Type: 3D Hologram Fan WiFi Projector Material: PMMA, PC, Hardware Remote Control Battery Type: Built in 160mAh CR2025 Button Cell (included) Memory Card: Maximum Support 16GB (included) Power: 10W Speed: 1200rpm Mobile App Name: 5D Displayer Use of Space: Indoor, Outdoor (Outdoor Make Good Waterproof Measures) Useful Life: Life 50,000 Hours. Package List: 1 x 3D Hologram Fan WiFi Projector 1 x Base1 x Memory Card1 x Remote Control1 x Card Reader