It suit Windows XP Windows Vista and Windows 7.windows 8
USB interface Red laser pen: in most background can be easily seen. Use distance for as long as 15 meters: can make in the room free walk around and interact with the audience. Battery power indicator: can make you understand the power balance situation, On/off switch can extend battery life. Intuition type slide control button: can make you survey presentation material. Button a touch vested. The design of the exterior of the smooth feel perfect achievement.