C120 Some of your best ideas happen outside the boardroom -- and now you can share them when they happen with Acer Travel Series projectors. Discuss concepts and motivate others, even without a PC, wherever you go. With models as slim as 1" (24.5 mm), the world of self-expression is in your pocket. Standard Mode Brightness 100 lm Native Resolution 854 x 480 Native Aspect Ratio 16:9 Contrast Ratio 1,000:1 Weight (Approximate) 6.35 oz