Demonstration clicker with red light pointer - POWERPOINT clicks feature RF 2.4GHz wireless technology, providing high signal sensitivity and reliable performance without interference, operating effectively up to 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 70 meters (228 feet), with a light visibility range of up to 200 meters (656 feet), allowing freedom of movement and seamless ence interaction. Wide compatibility - compatible with various systems including Windows 2003/XP/Vista/7/8/10, macOS (may require simple setup), Linux, and Android. Supports multiple software applications 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. 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 easy storage. Responsive buttons - features standard controls including page up/down, black/full-screen toggle. The click button is tactile and easy to use without looking down, enhancing presentation flow. Simply press the laser button to operate. 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 display differences may cause slight color variation between the image and actual item. Measurement may vary by +/- 1-3 cm.