... 2. Silent built-in fans, cool your laptop on USB power 3. Made by aluminum computer desk folded sizemm560*300*400material Aluminum ... ctn10N.W.kg0.94 Situations suitabl :bed,sofa,desk,carpet,lawnUsage suitable:laptop desk,mini desk, book holder,breakfast table, bed tray . Apply ... rotation 10 degree gradient locking mechanism Two USB powered cooling fans Made of anodized aluminum More poses than a Yoga ...