Demonstration clicker with red light pointer. POWERPOINT clicker features RF 2.4GHz wireless connection, sensitive signal, no interference from other devices, and normal operation within 100 meters. The built-in pointer meets office and classroom standards. The light is bright and stable, and can be clearly seen on any screen (LED and LCD are not recommended), even in large conference rooms. Wireless range of this demonstrator is up to 228 feet (70 meters), and light range is 656 feet (200 meters), allowing you to leave the screen and interact with the audience. Wide compatibility: the demonstrator is compatible with various systems: Windows 2003/XP/Vista/7/8/10, OS (may require simple settings), Linux, Android. It is compatible with various software such as PowerPoint, Keynote, Numbers, Pages, Prezi, PDF, MS Office, ACD See, websites, etc. It is compatible with most laptops, presentation whiteboards, projectors, and compatible with students, teachers, mentors, lecturers, and presenters. Plug and play: no special settings are required. Insert AAA battery (not included in the packaging), place the receiver (compatible with USB 1.1/2.0) under the battery cover, then insert the receiver into the device. The small and light PowerPoint clicker fits in hands and is easy to store. The demonstrator is equipped with standard buttons, including page up/down, black/full screen switching. Buttons are designed for operation without looking down during demonstration. Press and hold the light button, the remote control works normally. Turn off the power switch after use to save battery. Colour: Black Material: plastic Package Contents: 2 x PPT Clicker