... wireless mouse 2.4 1.wireless presenter with thumb mouse; 2.Integrative design; 3.CE,FCC,RoHS,FDA approved RF2.4GHz wireless presenter mouseIt is a ... great tool for PowerPoint presentations! With it, you don't need to stand beside your computer ... receiver can be stored into transmitter;2, Thumb mouse, laser mouse & optical mouse integrative;3, Warranty period: 1 year;4, ...