Multimedia Presenter with Laser Pointer & USB Receiver for Projector / PC / Laptop, Control Distance: 15m (R400)(Black)

1. Interface: RF 2.4GHz 2. Control Distance: Up to 15 meters 3. Laser Distance: Up to 200 meters 4. Working Voltage: 3V (Presenter) 6. Output: Less than 1mW (Class ii) or Less than 5mW (Class III)(optional) 7. Power consumption: Working mode Less than 100mA Sleep mode Less than 10uA 8. Wavelength: 650nm 9. Battery: AAA x 2 (Not included) 10. Dimension: 114 x 35 x 15mm 11. Weight without batteries: 36g 12. Receiver: - Interface: USB - Operation system: Windows 7, Me, 2000, XP, Vista, Mac OS, Linux Compatible plug: USB1.1 USB2.0 13. Note: To avoid possible eye damage, never point the presenter at people especially their faces, or look directly into the presenter laser beam. Be sure to read the user manual carefully before use. 14. Specification: Laser Pointer, Page up/down; PPT function: Full screen/Black screen