Wireless Method: Strong laser stability, the laser can penetrate walls, Control Distance: Under 100m, Laser Distance: Approximately 200m, Laser Output: 1mW, Laser Class: Class 2. High visibility provides pinpoint accuracy, ideal for highlighting important data on the screen or accurately pointing out points on the whiteboard. The display is not affected by ambient light brightness. It gives a sophisticated impression from the moment you pick it up, adding a professional element to your presentation. This product boasts a compact size and is lightweight enough to fit in your chest pocket. Equipped with a wireless function, it allows for smooth slide page turning. Plug and play compatible, you can remotely operate it simply by inserting it into your computer. PowerPoint and Keynote operations are possible. Compatible with both Windows and Mac OS. Supported Interfaces: USB 2.0, USB 1.1, USB 3.0. Supported Applications: Microsoft PowerPoint, Keynote. Laser: 1mW or less (Class 2 laser). Size: 140x20x11mm. Package Contents: Product body, dedicated carrying case, instruction manual. Battery: AAA batteries * 1. Weight: Approximately 34g. For presentations, research presentations, sales, business negotiations, contests, classes, orientations, briefings, presentations, selection meetings, planning presentations, bidding, interviews, etc.