and possible. Wide Application - The hologram fan is suitable for indoor use, for outdoor use, please wear a protective cover. Widely used in show rooms, exhibition, shopping malls, department store, airport display. Capture people's vision, quickly spread and share product advertising content. Specification: Model: F52 Display diameter (MM): 520*520 Resolution: 2000*624 Number of lamp beads: 624 Angle Adjustment: Support Brightness Adjustment: Support Brightness Control: Support BT Audio: Support Multifunctional Remote Control: Support System Support: Mobile APP, Computer Rated power: 72W Power input voltage: 100-240W=V/AC, 50-60Hz Power output voltage: 24V 3A TF memory card: 32G Video/picture format: MP4/AVI/CIF/JPG/PNG Package Size: 345 x 153 x 92mm/13.5 x 6 x 3.6in Package Weight: 1.3kg/2.8lb Note: 1. To avoid injury, please install the product in a position that can not be touched by the hand, or you can choose a protective cover to ensure personal safety.  2. This product is an electronic product, please pay attention to waterproof and dustproof. For outdoor use, please provide protective cover.  3. Non-professionals, please do not disassemble this product, so as not to damage or cause personal injury.  4. The normal working temperature of advertising machine is -20℃-60℃. If the ambient temperature is too low or too high, please use this machine with caution. 5. Please do not use or store the machine in high temperature, high pressure, b magnetic field, big dust and damp environment. 6. Please download the APP via https://www.ftlled.com/spindisplay Packing List: 1 x 3D Holographic Projector 1 x Remote Control 1 x 32G Memory Card 1 x Fixing Bracket 1 x Power Cord  1 x Adapter 3 x Mounting Screws