Description: Silent: Quiet clicking and scrolling, suitable for office, gaming Internet cafes, library and other occasions. Bluetooth + USB dual connection: Optical tracking, at least 10m transmission distance. Long battery life, Sleek and Slim Design: Slim body, you can carry easily, put it in a backpack or pocket, and use it wherever you go. Material: Made of good quality ABS plastic material, durable and has a long serve life. Large-Capacity: Rechargeable battery, charging for 2 hours, 30 days standby in light-off mode. Provide different colors for your choice. Specification: Type: wireless mouse Connection with computer: wireless + bluetooth Photoelectric resolution: 1000dpi Number of keys: 3 Wireless transmission frequency: 2.4G Adjustable resolution: three files and below Operating distance: 10m Working method: photoelectric Material: ABS plastic LxWxG Dimensions: 107x59x26.5mm/4.21x2.32x1.04inch Weight: 100g Package Includes: 1 Piece Wireless Mouse 1 Piece Charging Cable 1 Piece Mouse Connector 1 Piece Manual Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!