https://alexnld.com/product/t5-h-l-red-laser-pointer-presentation-clicker-2-4ghz-ppt-remote-control-presenter-flip-pen/?hilite="Viboton 504T 2.4GHz Laser Pens Wireless RF Remote Control Laser Presenter Pointer for Power Point PPT with Touchpad Air Mouse for PC Laptop Notebook (Black)"