Welcome to our store! 1. Ergonomic Design: Our wireless presentation remote control features a unique curved design that conforms to ergonomics, ensuring comfort even during long presentations. 2. Wireless Connectivity: Utilizing 2.4Ghz wireless technology, our presentation remote pen enables remote control of demonstrations from up to 10 meters away. 3. Multifunctions: Our presentation clicker offers comprehensive image presentation functions, including forward, return, pause, start, and black screen features. 4. Wide Application: This wireless presenter remote control is a practical tool for teachers and professionals to present PowerPoint slides for speeches, meetings, or classes. 5. Highly Compatible: Our presentation clicker is compatible with various operating systems, including Win 98, Win se, Win me, Win 2000, vista, OS X, and Linux. Item Type: Presentation Clicker Material: plastic Control Distance: Up to 10m (Approx. 10m / 10.9 yards) Adapter Battery: 1 AAA battery (battery not included) Compatible Interface: USB 1.0 / USB 2.0 Uses: Conferences, Lectures, etc. Compatible System: Win 98, Win se, Win me, Win 2000, Win xp, vista, OS X, Linux Package list: 1 x Presentation Clicker 1 x Wireless Receiver 1 x User Manual 100% Satisfaction: Our customers are our top priority. If you find any product issues after receiving the item, such as damage and incorrect quantity of goods, please contact the seller immediately. We do our best to provide you with satisfactory after-sales service.