Features:TransmitterandreceiverintegrativedesignLaserpointerfunction; Pageup/downfunction; Infraredtechnology.Controldistance:upto15mFeatures:TransmitterandreceiverintegrativedesignLaserpointerfunction; Pageup/downfunction; Infraredtechnology.Controldistance:upto15mFeatures:TransmitterandreceiverintegrativedesignLaserpointerfunction; Pageup/downfunction; Infraredtechnology.Controldistance:upto15mFeatures:TransmitterandreceiverintegrativedesignLaserpointerfunction; Pageup/downfunction; Infraredtechnology.Controldistance:upto15m 遙控技術：射頻技術(遙控范圍無方向限制)遙控距離：大于15m激光射程：大于200m波 長：650nm 功率:5mw以內 材 質:優質塑膠電 池: 23A電池一節接收器: 方形,電腦接口：USB接口、即插即用,不需專用驅動適用于WINDOWS98/2000/ME/XP各種系統功 能:激光指示、無線遙控上/下翻頁