Kensington Presenter Expert Mouse/Presentation Pointer — receiver, computers, electronics.

• Features Cursor Control Joystick Offers full device control so you can use your presenter…
• 4GHz Wireless Connection Offers secure and reliable performance through a compact USB receiver for…
• Red laser pointer Backlit button controls move slides forward/back, black out screen and activate…
• 4GHz USB wireless connection Comfortable grip with special contours for the hand Compatible with…
• 1, 8, 7 and Mac OS X Radio Frequency wireless connectivity helps reduce the…