NO MORE LOOKING AT COMPUTER KEYS; on/off backlighting quickly shows or hides keyboard lettering leading to faster memorization of the keyboard and improved typing speed LEARN TO TYPE BY TOUCH; designed by expert teachers and suitable for learners of all ages; great teaching tool for emerging typists; curved keys and deeper strike maximize key by touch identification; black out individual keys or entire keyboard to customize touch type mastery DUAL-PURPOSE SHOW/HIDE KEYS can be visible for standard computer use and blacked out during touch type practice; standard USB connection compatible with Windows, Macintosh & Chrome operating systems EASY TO USE keyboard compatible with all educational keyboarding software helps typists memorize the keyboard faster and better than traditional keyboard skins or covers, improving precision, speed and finger placement BUILT TO LAST ergonomic mechanical keyboard with durable aluminum frame for exceptional quality and performance; full sized 104 k