Specifications: 1. Color: Black 2. Effective Range: Approx. 50 feet (15 meters) 3. Battery: 2 x AAA batteries (not included) 4. 2.4 GHz wireless technology 5. USB port R400 2.4 GHz Wireless USB Receiver Presenter Pointer Pen, Page Turning Remote Control for PowerPoint Presentations Overview: The Wireless Presenter R400 is designed to help you deliver confident and professional presentations. It features a red laser pointer that is highly visible against most backgrounds and projection surfaces. Intuitive slideshow controls allow smooth navigation through your presentation. Features: 1. Built-in slideshow buttons 2. Contoured one-touch keys for easy slideshow control 3. Lightweight, portable, and comfortable to hold 4. Plug-and-play operation—no software required 5. Red laser pointer for clear visibility on screens and projection surfaces 6. Compact USB receiver that stores inside the device 7. Battery power indicator 8. On/off switch to conserve battery life 9. High-performance IC for fast response, stable performance, and reliable long-range 2.4 GHz wireless transmission Package Includes: 1 x Wireless Presenter Remote Control R400 1 x Wireless Mini USB Receiver