Feature: 1. LARGE SCREEN: 3D hologram fan projector has 56cm/22inch background free large screen display, 672 premium lamp beads, 1600x672 resolution, holographic effect is more realistic. 2. MULTIPLE SPLICING: WiFi interconnection, one machine with multiple controls, support multiple content replacement methods, easy management of multiple advertising machines using cell phone APP. 3. CELL PHONE SCREEN PROJECTION: Rich content support, support a variety of media formats, can directly upload lossless video. Cell phone cast screen, switch your ads as you like. 4. APPLICABLE PLACES: 3D hologram projector fan is suitable for shopping malls, hotels KTV, high speed rail airport banks, science and technology exhibition halls, exhibition centers, etc. 5. EASY TO INSTALL: Light bar quick plug installation, no screw, very convenient. naked eye 3D holographic projection fan fast start, 2S out of the picture, timing playback, timing switch. Specification: Item Type: 3D Hologram Fan Projector Material: ABS, Aluminium Alloy Input Voltage: AC 100‑240V Frequency: 50/60HZ Power: 72W Output Voltage: 24V Remote Control Battery: CR2025 150mAh Button Cell (Included) Resolution: 1600x672 LED Quantity: 672pcs Brightness: 2200cd/m² Content Replacement Method: Cell Phone APP and PC Software Support Formats: Mp4, Avi, Rmvb, Jpg, Etc. Storage Mode: 8G Built in Storage Remote OTA Upgrade: Support Multi Device Splicing: Support Timed Playback: Support Real Time Screen Casting: Support Bluetooth Sound Output: Support Remote Synchronization: Support Storage Card Content Copy: Support 3D Content Creation: Support. Package List: 1 x 3D Hologram Fan Projector Host 4 x Fan Wing1 x Power Adapter1 x Power Cord2 x Instruction Manual1 x Bracket3 x With Wall Fixed Expansion Screws1 x Fixed Screws1 x Remote Control