Features： Adjustable sharpness: it supports the adjustment of sharpness, and the roller focusing is simple and fast. High quality: made of natural polyester fiber, the projection is clearer and brighter than most other projection screens, the projection screen is thicker and smoother, and does not wrinkle when folded/crushed. Easy to install: Use hooks, ropes, brackets, nails, double-sided tape to easily fix on the wall/bracket. The best projection effect: the screen surface is white and the light is. When the ambient light can be adjusted, it shows the best projection effect.The light is evenly distributed and projected onto each display area. The color is natural and life-long, so it is not easy to fatigue. Wide-angle viewing: no odor on the surface of the screen, long-term use will not fade, yellow, or deform, use special photosensitive materials, effectively prevent light scattering, wide viewing angle. Specification： Name: LED Projector Brightness: 400 lumens Contrast ratio: 800:1 Support: 920 x 1080P Operation mode: Manual operation Projection distance: 1-3Meter Screen size: 24-60 inches Aspect ratio: 4:3/16:9 Color reproduction: 16.7k Input: USB/micro SD/HDMI/AV Imaging technology: TFT LCD Unit size: 12.6 x 8.6 x 4.8 cm (4.7 x 3.4 x 1.9 Inches) Projector ratio: 1.6:1 Package list： 1*LED Projector 1*Remote Control (NO BATTERY) 1*AV Cable 1*User Manual 1*Power Adapter