Model Number: DSIT001W-E Brand Name: DOOSL Key Specifications/Special Features: Doosl wireless presenter, 2.4GHz PowerPoint presentation remote controlSpecification:1.Technology: radio frequency2.Frequency: 2.4GHz3.Control distance: 100m Class 3R4.Max output distance: >200m5.Wavelength: 650nm6.Battery: AAA*17.Working voltage: 1.5V8.Dimensions: 139.2*18.2*19.7mm
9.Weight: 25g

USB receiver:
1.Operating system: Windows 2003, XP, Vista, Windows 7/8, Mac OS, Linux
2.Dimensions: 21.95*13.8*7.15mm
3.Weight: 2g

Package includes:
1.1* Doosl wireless presenter
2.1* user's manual

With the red pointer gets the whole room focused on your most important points. It also combines more functions of page up, page down, play slides, black screen for PowerPoint presentation.

Wireless Presenter, it is equipped with top-grade microchip, up to 100 meters wireless range. Operating on 2.4G RF frequency, it is an ISM free frequency and can be used world-wide. It is made of nickel plating metal dome and silicone keypad, brings you comfortable touch feeling.