Black water and dust proof oil resistant keyboard. The unique feature of the Really O' Cool keyboard is its resistance to oily substances. In those industrial settings where exposure to oily chemicals must be considered, this unit could be the only input device that will last. Built with advanced technology in our factory in the United States, it comes with IP68 certificate. A light keystroke and easy key orientation make the Really O' Cool keyboard a pleasure to type on. It has a lock feature for secure cleaning. The Really O' Cool keyboard includes a numeric keypad.