USB 2.4GHz RF Wireless Presenter Trackball Mouse with Laser Pointer (2*AAA)

USB 2.4GHz RF Wireless Presenter Trackball Mouse with Laser Pointer (2*AAA)

US$ 28.92 Free worldwide shipping!
DealExtreme
- Connecting port: USB 2.0 / 1.0 & 1.1 - Radio frequency: 2.4GHz - Works up to 15 meters away - Wavelength: 650nm - Output max. power: 0.9mW - DPI: 1000 - Lasting time: 10 hours - Operation system: Microsoft Windows 98, 2000, XP and Vista etc. - Comes with USB receiver dongle, software CD & 2 * AAA batteries Dimensions: 4.92 in x 1.93 in x 1.81 in (12.5 cm x 4.9 cm x 4.6 cm) Weight: 2.22 oz (63 g)