... Green Laser pointer)2. 3 phases switching, off/ Presentation/ Music (Media Player) 3. Optical Mouse( 360omove,use free)4. Phase 1 buttons ... : page up, down, left, right, F5, B,Esc and laser point. 5. Phase 2 buttons: play ... : 1uAMax output: < 1mW or < 5MwPacking: Color box with carry bag 2.4GHz (Optical Mouse,use free!) Wireless Presenter Red Laser Pointer