Feature: 1. 3D Floating Effects: Vivid 3D wave forms showcase your logo and products to create your 3D visuals. 2. Wonderful Use Experience: High quality LED lights provide an immersive experience for the audience. 3. Simple Operation: Holographic fans can be easily fixed to a variety of buildings or structures with screws. Easy to operate. 4. Convenient to Installation: It can be fixed to concrete wall, ceilings, wooden structures. You can see fantastic videos and images. 5. Wide Application: Widely used in shopping malls, restaurants, urban traffic, hospitals, schools, enterprises, activity venues, stages, exhibition halls, etc. Specification: Item Type: 3D Hologram Fan Material: ABS Model: DF-42SD Diameter: Approx. 42cm/16.5in Display Diameter: Approx. 40cm/15.7in Service Life: > 30000 Hours Number Of Beads: 234 pcs Equipment Speed: 1250 r/min Configuration Mode: Memory Card Storage Capacity: 16GB Memory Card (Included) Brightness: 1800cd /㎡ Supported Formats: mp4,avi,mov,jpg,png,gif Software Support: For IOS, for Android, for Windows Battery Type: Built in 60mAh 23A 12V Battery . Package List: 1 x 3D Hologram Projector 1 x Screwdriver 2 x Screw 2 x Expansion Screw Sleeve 1 x Card Reader 1 x Memory Card 1 x Back Hanging Board 1 x Remote Control1 x Power Adapter 1 x English Instruction Manual Note: Manual measurement, please allow some error.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.Please note that the remote control and base are shipped with the machine.