Features 1.Multifunctional: The 3D hologram projector fan comes with intelligent WiFi functionality, allowing remote control of image switching, video uploading, and image splicing. 2.High Resolution: The diameter is Approx. 415 x 415mm / 16.3 x 16.3in, the HD resolution is 1024X640, with warm colored LED beads, resulting in true to life, clear, and bright colors. 3.Sound Playback: The projector supports both sound and visual content, creating a dual sensory experience that immerses you in the presentation. The visuals become more impactful when combined with sound. 4.Multiple Device Linking: The projector supports large scale audiovisual linking without limitations on size, allowing for amazing display. It also supports Bluetooth sound playback, providing a clear 3D visual experience. 5.24 Hour Battery Endurance: With continuous power supply, the projector can play non stop for up to 24 hours. The design incorporates multiple cooling vents to prevent overheating concerns. specificationItem Type: 3D Hologram Projector Fan Material: Plastic, Electronics Display Diameter: Approx. 415 x 415mm / 16.3 x 16.3in Resolution: 1024X640 Number of LED Beads: 244 Rated Power: 18W Memory Card Storage: Built in 16GB Memory Card Video and Image Formats: MP4, AVI, JPG, PNG Software Supported Systems: Mobile APP, Computer Wireless Screen Mirroring: Not Supported Brightness Adjustment: Supported Angle Adjustment: Supported Multiple Device Splicing: Supported Scheduled Play: Not Supported Warranty: 1 Year Product Features: High Definition Display, Customizable APP Design, Customizable Startup Image Voltage Compatibility: 100-240V Battery Type: Remote Control Built in 145mAh CR2025 Button Cell Battery (included) PackageList1 x 3D Hologram Projector Fan Main Unit 2 x Projector Fan Blades 1 x Power Adapter Plug 1 x Remote Control 1 x Screwdriver 2 x Expansion Bolts 10 x Screws 1 x User Manual