Mini Tiny LCD Projector Projection Digital Clock with Key Chain Ring Mini Projection Digital Clock. High intensity LED light beam for projector LCD clock projects onto any surface. Three display modes: Hour/ Minute, Month/ Date or only Second "M" switch for displaying mode, "S" switch for adjusting. Pocket size with key ring for easy carrying. For clearer projection, please operate in the dark with projection distance from 1 to 2 meters.