Ivosmart Portable Extendable Foldable Aluminum Tripod Mount Holder Stand For Mini Projector DV Camera Camcorder with Adjustable Height from 14 to 41 Inches Rotatable holder, retractable roller, horizontal measurement gauge Manually control up/down and easily change direction 90-degree projecting straightly on the base plate Easy to store and carry with it Suitable for camera, mini projector, DLP and so on