We usually call it "POV" (Visual persistence) display technology. The rotating display crystal is constantly changing. Using the principle of persistence of the human eye to form complete and continuous picture to achieve holographic imaging effect, it has a powerful three dimensional display capability, using 4-axis drive, 50CM large size, built-in wireless WIFI module, support for IOS and for Android clients to directly connect to this machine, upload the advertising content you need to display and play, even without converting to BIN format, you can Used in crowded areas such as exhibitions, shopping mall cinemas, airports, hotels, etc. Condition: 100% Brand New Item Type: Holographic Fan Projection Advertising Machine Shell material: ABS + PC + metal Color: As picture shown Weight: Approx. 1444g Installation Size: Approx. 500x500x85mm/19.7x19.7x3.3in Product model: Z7H LED light beads: RGB0805LED Number of light beads: 576 array colorful LEDs Physical resolution: 1600x 576 p Rated power: 30W Brightness: 1800 lm Input voltage: AC 100V ~ 240V, 50 / 60HZ Light life: about 100,000 hours Supported formats: MP4 / AVI / RMVB / MKV / GIF / JPG / PNG Play format: Bin special format [Free conversion format in WIFI direct connection mode] Viewing angle: 170 Built-in memory card storage: 16GB (supports maximum 128GB expansion) WIFI support: 2.4GHZ wireless WIFI Client: for IOS / for Android Speed: 700 rpm Package List 4 x Blades 1 x Host 1 x Power supply 1 x Instruction 2 x Screw bag 1 x Screwdriver 1 x Bracket 1 x Card reader 1. This product is NOT waterproof. 2. Please allow slight error due to manual measurement. Thanks for your kind understanding. 3. Considering the hologram as a ceiling fan, and avoid to touch it cause unnecessary harm. 4. Hold the bottom or handle of the hologram when you test the battery. Do not place your hands near the area where the blades rotate. 5. Do not touch the blade while machine is running. 6. When hologram is turned off, please let the blade stop rotating by itself, No touching the blade to assist stopping.7. The hologram fans must be installed 7 feet or higher on the wall.8. If it is not clear how to use, we can provide installation video. 150cm 4 fan blade design, 1600x 576 resolution, brightness increased by 30%. 2Using ultrahighdensity 576 LED rotating imaging to show highdefinition three dimensional visual effect, the physical resolution of 1600x 576, providing highdefinition vision. 3Also clearly visible outdoors, reaching 1800lm. 4Support for IOS and for Android client, WIFI direct connection, can replace advertisement content more flexibly. 5Support multiple online array installations, which can be installed by rotating or hanging on the wall, occupying a small space, make your advertising marketing eyecatching. 6Support common video format, animation and image display. 7Support for windows XP, for windows 7, for windows 8, for windows 10 computer system.