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, Office Use Overview: The Wireless Presenter R400 is designed to help you deliver confident, professional presentations. It features a bright 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 control buttons 2. Ergonomic, one-touch keys for easy operation 3. Lightweight and portable design for comfortable handling 4. Plug-and-play functionality — no software installation required 5. Laser pointer with red dot for clear visual emphasis 6. Compact USB receiver that stores inside the device 7. Battery level indicator 8. Power on/off switch to conserve battery life 9. High-performance IC for fast, stable, and reliable 2.4 GHz long-range wireless transmission Package Includes: 1 x Wireless Presenter Remote Control R400 1 x Wireless Mini USB Receiver