1、Portable Mouse: Designed for small to medium sized hands, the wireless mouse provides the snug fit and excellent comfort. Its portable design makes it easy to store in a travel bag. 2、Quiet Click Design: Responsive buttons and scroll wheel offer very soft clicks with minimal noise, ensuring a comfortable user experience that won't disturb others. Suitable for home and study room use. 3、Wireless Connectivity: Bluetooth mouse comes with a USB receiver, which can be stored inside the mouse. The 2.4GHz wireless technology ensures a stable connection up to 49 feet away. 4、Adjustable DPI Levels: With 3 adjustable DPI levels (800/1200/1600), the wireless mouse meets your different needs. Suitable for Chromebook, for Win 11 10 8 7 2003 2000 XP, for OS X 10.4 and above, for Linux, for Android devices, laptops, desktops, PCS and more. Only connect to devices with USB A port. 5、Smart Power Saving Mode: Automatically enters a sleep state after 36 seconds of inactivity, and goes into deep sleep after 66 seconds. Wake the mouse up by pressing any key, saving energy and extending battery life. Item Type: Wireless Mouse Material: ABS Built in Polymer Lithium Ion Battery: 500mAh (Shipped with Built in Battery) Mouse DPI: 800/1200/1600 DPI 1 x Mouse 1 x Receiver 1 x Charging Cable