2.4 GHz RF presenter with a red laser pointer and many useful functions for professional control and support during presentations with a projector6in1 laser presenter: laser pointer, air mouse function, full screen / black screen at the press of a button, volume control, PowerPoint navigation, Digital Ink for digital writingPresenter for leafing through or scrolling in a Microsoft PowerPoint and other Office applicationsSits pleasantly in the hand and allows targeted control with distinctive buttonsSmart-Link technology for easy start-up2.4 GHz RF presenter with a red laser pointer and many useful functions for professional control and support during presentations with a projector. 2.4GHz wireless technology with a range of up to 15 metres lets you create dynamic presentations by moving freely around the room. The red laser is ideal for emphasizing important points in darkened surroundings. Air mouse function: turns the presenter into a wireless PC mouse and allows commands with the right and left mouse buttons, as well as control of the mouse pointer. Storable USB receiver can be transported inside the housing to save space. 6in1 laser presenter: laser pointer, air mouse function, full screen / black screen at the press of a button, volume control, PowerPoint navigation, Digital Ink for digital writing. Presenter for leafing through or scrolling in a Microsoft PowerPoint and other Office applications. Sits pleasantly in the hand and allows targeted control with distinctive buttons. Smart-Link technology for easy start-up. On/off switch for battery-saving use. Advantage of a battery power supply: quick to change during the presentation. System Requirements: Operating system: Windows 10/8/7