Demonstration clicker with red light pointer - POWERPOINT clicks feature RF 2.4GHz wireless technology, providing a highly sensitive signal that is resistant to interference and ensures reliable performance up to 100 meters. The built-in pointer meets standard requirements for office and classroom environments. The laser is bright and stable, clearly visible on most screens (LED and LCD screens are not recommended), even in large conference rooms. Excellent range and response capabilities - this presenter offers a wireless range of up to 228 feet (70 meters), with a laser visibility range of up to 656 feet (200 meters), allowing you to move freely away from the screen and engage with your ence 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 boards, and projectors. Ideal for students, teachers, mentors, lecturers, and professional presenters. Plug and play - no special setup required. Simply insert a AAA battery (not included), place the receiver (compatible with USB 1.1/2.0) under the battery cover, and plug it into your device. The compact and lightweight design ensures comfortable handling and easy storage. Response buttons - as a presentation remote, it features standard controls including page up/down, black screen/full-screen toggle. The click button is tactile and easy to use without looking down, helping maintain smooth presentation flow. Press and hold the laser button to activate 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 differences in display settings may cause slight variations between the item color in images and the actual product. Measurement may vary by +/- 1-3 cm.