The 5m W 650nm USB (Universal Serial Bus) Remote Wireless Laser Pointer lets you remain in control of your presentation. Conveniently portable & easy-to-use, it frees you from distraction & means that you can focus on what matters most your presentation. 2.4 G Hz of wireless technology let's you concentrate on your presentation & forget about wires & cords. Bright laser beam is easy to use & track.