Wireless USB RF Presenter w/ Laser Pointer - Black + Silver
Color: Black + silver - Operation distance: within 15m - Laser distance: 300m - Laser wavelength: 630~670nm - Plug and play - Supports Windows 98/2000/XP Mac OS - Presenter remote powered by 1 x 23A 12V battery (included) - Comes with Chinese/English manual and leather carrying pouch