Buy.com has the SwissGear Wireless Mobile Laser Presenter for $12.99 with Free Shipping.
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- Ergonomic side grips for comfortable hand control Mini USB Receiver snaps into the bottom of presenter to prevent loss 100-foot connectivity range Integrated laser pointer Slide Forward/Backward Play/Pause Escape Presentation Black Screen On/Off Switch PC and Mac compatible Compatible with USB 1.1 & USB 2.0 Low power consumption