Description: 2.4G Wireless Mouse: 2.4G wireless technology provides stable and reliable connection, effective up to 10 meters of range. Built-in high end chip, accurate positioning. Wide Compatibility: 800, 1200, 2400, 3-level adjustable DPI, for daily work. Compatible with most desktop, laptop, PC and other devices with USB port. Silent Click: 5 million times silent switch provides low noise clicks, perfect for public places such as offices, libraries, Cafes, no need to worry disturb others. Battery: 1pc AA battery is needed(not included), and the mouse is in sleep mode after 5 minutes of inactivity, energy saving. Slim and Portable: the USB receiver can be stored under the mouse when not in use, which does not take up space, easy to carry, suitable for travel, plug and play. Specification: Material: Plastic Number of buttons: 4 buttons Battery: Need 1x AA Battery not included 3 Gear DPI adjustment: 800, 1200, 2400 Connection method: 2.4G wireless connection Compatibility: Most devices with USB port, like PC, Computers, Laptops, Smart TV, etc. Size Chart: 110x65x38mm/4.33x2.56x1.50inch Package Includes: 1 Piece Wireless Mouse 1 Piece USB Receiver 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!