Compact, portable, M325S Wireless Mouse features micro-precise scrolling & a tilt wheel for enhanced speed & accuracy. Comfortable, contoured shape follows the natural curve of your hand & is perfect for both right-handed & left-handed scrollers. Compact construction fits easily in your bag to work on-the-go. Easy-to-use design is compatible with all main operating systems (Windows, macOS, Linux & Chromebook) & is ready to work in seconds. Plug the receiver into your computer for a reliable connection up to 10 meters away from your device. Long-lasting, AA battery (included) stays powered up to 18 months without changing thanks to the on / off switch & auto-sleep, power-saving mode.