FLZEN MX projector equipped with 7500 Lumen LED lamp and 20000:1 contrast ratio, it is a good choice for small office presentation. Wireless screen mirroring movies, videos, apps, games, photos on the mobile devices to the big screen anytime. MX WIFI projector offers a display 50' - 300 '. Besides, you can customize your projection screen size from 60% to 100% by Digital Zoom Function. With 4D keystone correction function, it gives your more flexibility to put or install the projector, just correct the image with 4D correction while using side projection.