... a PC through the USB cable.* Can show, play, replay, edit, and store picture and video information through PC.* Adjustable LED illumination ... as computer, TV, etc. and factory machine.* Just plug and play, easy operation.* A perfect tool for professionals and amateurs in ... :This item owns NO built-in memory, it can work (play, store, edit...) properly through a PC waterproof USB microscope500x ,700x usb ...