The Lenovo 540 is a wired optical mouse designed for reliable daily navigation across Windows and Chrome OS. It features an ambidextrous shape in Storm Grey, making it comfortable for both left- and right-handed users, while its lightweight 67 g plastic build ensures you can move it across your desk with minimal effort. Connectivity is handled via a USB interface with a 1.8 m cable, providing plenty of reach from your computer to your mousepad. You can adjust the tracking precision between 800 and 2400 dpi to suit your screen resolution or task, utilizing four buttons that are rated for up to 3 million clicks. Measuring 100 mm in length and 58 mm in width, it fits naturally in the palm for those seeking a straightforward, dependable peripheral for their workspace.