Features: | The WM118 Wireless Optical Mouse from Dell offers you everyday wireless performance with excellent battery life | It is designed to create a clutter-free workspace with a reliable, plug-and-play RF wireless connection | This wireless mouse provides reliable performance and a stable wireless connection through the USB anchored RF wireless dongle | Its Plug and play feature allows for easy installation so users can get started using their mouse within minutes, with no confusing software or setup requirements. | The small size and wireless performance help to make WM118 wireless optical mouse a great option for on-the-go users. | Specification: | Device Type | Mouse | Colour | Black | Connectivity Technology | Wireless | Interface | RF | Movement Resolution | 1000 dpi | Movement Detection Technology | Optical | Wireless Receiver | USB wireless receiver | Included Accessories | 1 AA battery | Compliant Standards | Plug and Play | Battery | AA type | Buttons Qty | 3 | Warranty | 1 Year | Note | *** Features, Price, Specifications are subject to change without notice.