... .Feature of projector1.low price and good quality 2.mini portable Built in 2200mAh battery 3.iPhone ... and Compatibles, Apple Macintosh, iMac, and VESA Standards 1080p (1,920x1,080), WSXGA+ (1,680 x 1 ... Ratio20" at 980mmprojection Size10"~80"Projection Distance0.5M ~2.5M LED LampLED Lam,,Ture 3LED/R,G,B ... of Projector workshop Pico LED Projector With USB,RGB Three Colors For Iphone Built-in Battery