Lightweight and compact design for easy portability, this mouse is convenient to use. Unique finger-operated mouse for reduced hand strain and increased productivity. Can be used for typing simultaneously, reducing the need for keyboard and mouse interaction. Works on any surface, making it ideal for use at home, office, and while traveling. Upgraded with a toggle switch for improved power-saving and convenience. Item Name: Mouse Material: ABS Button: Left And Right Double Buttons And Scroll Wheel Resolution: 1600dpi Compatible System: for Windows XP, for Windows 2000, for Windows 98, for Windows 7, for Windows 8, for Windows 10, for Mac Systems Battery: 1 x AAA Battery (Not Included) Features: Lightweight, Portable, Mini Size Details: L: 6cm/2.36", W: 3cm/1.18", H: 3cm/1.18" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Mouse 1 x Receiver 1 x User Manual