Demonstration clicker with red light pointer - POWERPOINT clicks feature RF 2.4GHz wireless technology, providing a highly sensitive signal that is not easily interfered with and can operate reliably within 100 meters. The built-in pointer meets standard requirements for office and classroom use. The light is bright and stable, clearly visible on any screen, even in large conference rooms. Excellent range and response capabilities - the wireless range of this presenter is up to 228 feet (70 meters), and the laser visibility range extends up to 656 feet (200 meters), allowing you to move freely away from the screen and interact with your audience effectively. Wide compatibility - compatible with various systems including Windows 2003/XP/Vista/7/8/10, macOS (may require simple setup), Linux, and Android. Supports a wide range of software such as PowerPoint, Keynote, Numbers, Pages, Prezi, PDF, MS Office, ACDSee, and web browsers. Suitable for most laptops, presentation whiteboards, and projectors. Ideal for students, teachers, mentors, lecturers, and presenters. Easy plug and play - no special setup required. Insert the AAA battery (not included), place the receiver (compatible with USB 1.1/2.0) under the battery cover, and plug it into the device. The compact and lightweight design ensures comfortable handling and convenient storage. Responsive buttons - as a presentation remote, it features standard controls including page up/down and black/full-screen toggle. The click button is tactile and easy to use without looking down, enhancing presentation flow. Simply press and hold the laser button to use the pointer. The remote functions reliably and efficiently. Turn off the power switch after use to conserve battery life. Color: Black Material: Plastic Package Contents: 2 x PPT Clicker Note: Light reflection and different display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.