The ViewSonic M1 Portable Projector is built in Ultra-portable WVGA (854x480p) LED projector that delivers convenient entertainment in nearly any room and with a built-in battery and which is over 30,000 hours of operational life, this projector will deliver years of multimedia entertainment wherever it goes. Its Shorter throw lens project is up to 100-inches from 8-feet 9-inches and battery provides up to 6 hours of power which can charge mobile devices via USB Type C when the power adapter is plugged in. This exclusive projector is built in 854 x 480 resolution, 1.2 throw ratio, 40 in / 1.0 m throw distance with 250 brightness(lumens). Its display is built in DLP LED display, WVGA (854x480) resolution, 250 brightness, 24 - 100 in. / 0.6 - 2.54 m size display, 40 in / 1.0 m throw distance with 1.2 throw ratio, Vertical (+/- 40°) keystone and Fixed Zoom lens. Here the light source life is normally 30000 hours and 1.07B Color (R/G/B 10bit) depth with 120,000:1 dynamic ratio, 16:9 aspect ratio. The frequency of its video signal is 15h~135kHz horizontally and 23~120Hz vertically. In this projector, its compatibility is max.1920 x 1080 PC resolution, min.640 x 480 PC resolution, max.1920 x 1080 MAC resolution, min.640 x 480 MAC resolution. Here added 1 x USB 2.0 TYPE A, 1 x USB 3.1 TYPE C, 1 x HDMI 1.4, 1 x 3.5MM AUDIO OUT with Micro SD card reader. This projector is also has 100-240 VAC poer voltage, 55W power and stand-by power is <0.5W. Here use the Dual Harman Kardon speakers which provide crisp and clear sound for multimedia content, while a short throw lens can display large images in small spaces. It's versatile connectivity options include a MicroSD card slot, USB Type-A, and USB Type-C – making the M1 a great option for sharing and displaying videos and other multimedia content. In this ViewSonic projector, the integrated Smart Stand provides for simple 360-degree setup, allowing the projector to be placed in different positions at nearly any angle. The Smart Stand also doubles as a lens cover that automatically turns off the projector when closed, and automatically powers on the projector when open. It's battery provides up to 6 hours of power so that you can watch movies and share videos without the hassle of wires or cables and also has 16GB of internal storage, you can enjoy up to 4,000 songs and up to 4 hours of movies. The latest solid-state LED technology is use in this projector, which is mercury-free and lamp-free, offering a greener, filter-free projector solution. The LED light source provides over 30,000 hours of usage while consuming less than half the power of a typical LCD TV. This exclusive M1 project provides 01 year warranty.