Fujitsu Presenter II, USB, 393.7" (10 m)
Fujitsu Presenter II. Wireless receiver interface: USB, Wireless range: 393.7" (10 m). Battery type: CR2032. Compatible operating systems: Microsoft Windows 2000, Microsoft Windows Me, Microsoft Windows XP. Weight: 1.41 oz (40 g). Dimensions (WxDxH): 3.54 x 1.57 x 0.984" (90 x 40 x 25 mm)