Color: Wireless Battery Mouse (Battery Not Included) 1. Scientific ergonomic design promotes a healthy neutral "handshake" wrist and arm position for smoother movement and reduced strain. 2. 800 / 1200 / 1600 DPI resolution optical tracking technology delivers higher sensitivity than standard optical mice for precise tracking on various surfaces. 3. Features forward and back buttons for convenient web browsing; ideal for internet users, gamers, and individuals working long hours on a computer. 4. Automatically enters power-saving mode after 8 minutes of inactivity, completely cutting off power; press the left or right button to wake. 5. User-friendly design with five buttons for enhanced control. Whether navigating, selecting data, or casual gaming, this mouse offers an effective, affordable solution for diverse computing needs. Compatibility: Windows 10/8/7 Power Supply: USB powered Package Quantity: 1 piece Package Contents: 1 x Mouse Size: 123 x 65 x 82 mm (Note: Size measured manually, slight variation may occur) Color: Black Note: Due to differences in monitor displays and lighting conditions, the actual product color may vary slightly from the image.