Logitech Wireless Presenter R400 is designed to help you make your point Its intuitive slideshow controls help you navigate through your presentation with complete confidence Buttons are easy to find by touch & its shape feels great in your hand It&s got a red laser pointer that&s easy to see against most backgrounds & a range of up to 15 metres (50 feet) so you&ve got the freedom to move around the room & mingle with your audience A storable plug-&-play wireless receiver makes it simple to get started – there&s no software to install & when you&re through the receiver stores inside the presenter to make packing up easy