Welcome to our store! 1. Left and right buttons feature a silent micro-switch design with a 250Hz high-return chip for faster data transmission. 2. Utilizes 2.4G wireless frequency hopping technology for superior anti-interference capabilities. 3. Ergonomic shape design for a comfortable grip, with intelligent adjustment up to 1600DPI for quick cursor positioning. 4. Innovative red light technology for energy saving and power efficiency, with built-in memory for smart connectivity. 5. Plug-and-play receiver for convenient use and excellent performance. Item Type: Wireless Mouse Type: Optical Mouse Connection to Computer: Wireless Optical Resolution: 1600dpi Number of Buttons: 6 Interface: USB Wireless Transmission Frequency: 2.4GHz Resolution: Adjustable 3 speeds Working Distance: Approx. 8 meters / 26.2 feet Working Method: Photoelectric Scroll Wheel Direction: Four-way wheel Battery Specification: 2 x AAA batteries Package List: 1 x Mouse 1 x USB Receiver Customers are our top priority. If you encounter any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best customer service.