Raises laptop screen to correct ergonomic height and locks in place. Adjust height by sliding black feet along the stand's sturdy curved legs. Adjustable from 0 degree to + 27.5 degree angle. Ventilated platform dissipates heat and keeps laptop cool, platform measures 14 in (w) x 10 in (d). Front lip holds laptop in place, fits laptops up to 17 inch. In a horizontal position it safely holds monitors, printers, scanners, TVs, gaming consoles, fax machines up to 40 lbs/18 kg. In horizontal position, raises monitor 5 inch. In maximum curved position, raises laptop screen 6.75 inch. Keyboard and office supplies can neatly store underneath platform to optimize desk space.