The Kensington Wireless Presenter lets you remain in control of your presentation from up to 20m away. Conveniently portable and easy-to-use, it frees you from distractions and lets you focus on what really matters - your audience. The tactile Presenter simplifies the task of delivering perfect presentations, to your audience and to your laptop with some very smart features. It’s 2.4Ghz wireless receiver not only prevents interference from other wireless devices but also stows safely away in the presenter when not in use. When the receiver is stowed in the Presenter a Smart power function prevents accidental power consumption, helping to safeguard against embarrassing battery life issues during presentations.