Product Name: Remote-Control Laser PointerModel Number: V-608Place of Origin: ChinaFeatures: 1) Patent no.: ZL200430043979.8 2) Function: a) Laser pointer b) Page up/down 3) Operation system: Windows 98/2000/ME/XP/Linux & Mac 4) USB plug-and-play, no driver required. 5) Control distance: up to 15m 6) Battery: AAA X 1