RedLaserpointer multimediateaching pageup/downfunctioninfraredtechnologyUSBplug.Nodriverrequested LogoprintavailableControldistance:over12MSystem:windows98/2000/ME/XP/Linux MacOSUses3pcsAG13batteriesOutputPower:classⅡ＜1MW,classⅢ＜5MWSize:diameter:14mmlength:116mmItsupportsWord,Excel,Powerpoint,ACDSee,Website,AcrobatReaderetc.ForTeaching,Meeting,Speech,Trainingetcmaterial:metal(Brass)遥控技术：红外遥控技术(需一定的角度遥控操作)遥控距离：大于15m激光射程：大于200m波 长：650nm 功率:5mw以内材 质:笔身金属铜制结构电 池:三节纽扣电池接收器:黑色(三角形接收器)电脑接口：USB接口、即插即用,不需专用驱动适用于WINDOWS98/2000/ME/XP各种系统功 能:激光指示、无线遥控上/下翻页