laser pointer,red laser pointer,laser pen laser pointer,red laser pointer,laser pendescription: Product name :Rc ... ,page up /down on slide show ,black screen,built-in flash memory 64MB-16GB(optional).Control distance: 15m.Laser distance:up ... : 650nm.Laser output: 1mw,5mw. USB plug and play ,no driver required .Battery:AAA*2pcs.Support for any kinds of operatting ...