Presentation Pilot Pro is a value-priced wireless remote control for PowerPoint and Keynote presentations. It features dedicated slide advance, slide back and slide blank control keys. A separate key activates an onboard laser pointer while the central joystick button provides 360� mouse pointing. Pilot Pro's patented ClickTrigger, located under the index finger on the bottom of the remote, serves as the primary mouse click button while a button under the thumb on the top is the secondary click. Presentation Pilot Pro has an RF range of 50' (15 meters). When s not in use, its USB receiver slips into body of the remote for easy transport. Installation? Install the batteries and plug in the USB receiver. PRODUCT FEATURES: Frequency: 2.4GHz; Radio: 4 Channels; One of 64, 000 addresses; Laser: Class II Laser.