The Targus Green Laser Presenter shows what's important on any surface including LCD screens. Compatible with most major PC brands, the presenter features RF 2.4GHz cordless technology that works from up to 50 feet away, providing flexibility in large conference rooms or classrooms. The USB dongle stores inside the presenter. The device is ready to use out of the box and comes equipped with 2 x AAA Energizer batteries. Both sleek and functional, the Targus Green Laser Presenter allows users to conduct presentations at school or work with ease and control.