Portable table projection screen is suited for various s such as business affairs, business show, mini-type convention etc, can carry it beside you very easy with a black portable bag : 1. Packed in case, it is convenient to carry which is necessary to show business and research meeting, especially for businessmen. 2. Adopt first grade PET fabric, high definition, high gain, suits for showing data and ting structure. 3. Fold and unfold freely. It can be located on a table; the aluminum alloy is in durative and stable. Simply pull down the 4 legs and lock into place. Pull apart the casings to extend the screen. 4. Size: 50 inch