Ozone Yg-300 LCD Mini Portable Projector with USB/Sd/Av/Hdmi Home Entertainment Projetor with Inbuilt Battery - Yellow vs UNIC WiFi Portable LED Projector with Miracast DLNA Airplay - Black :HDTV Compatibility : 1080i , Screen Type : Wall, Front and Ceiling Projector Screens , Brightness 1200 Lumens , Life 20000 Hrs , Projection Distance :1.07-3.8m , Output : 5V Out-500mA ,