1. Weight: 3 pounds, Panel Size: 16.5' x 10.2'(420260mm), Folded Product Dimensions: 20.9' x 10.2'x 1.6'(53026040mm). 2. Material: Aluminum. Our desk laptop stand is made of lightweight, highstrength aluminum tray and ABS plastic autolocking joints. It can better absorb and discharge heat for laptop to prolong the life of laptop. 3. Hmax 48cm. Suitable and compatible for up to 17 inch / 17' MacBook Air/Pro, Dell, HP, Lenovo and all laptop/notebook/tablet/computer/magazine/book/iPad etc. An extra antislip clip on the laptop table tray is designated to clamp the stuff in place. It can be used as a book stand mount holder and TV bed tray. 4. Smart design, highly functional with multiple uses, suitable for all settings, easy storage and portability. The multiangle folding performance makes the desk act as computer desk, desk, book stand, snacks tray in various places like bed, sofa, floor and office, bringing much convenience to your life.