Wireless Mouse: Advanced 2.4 GHz wireless transmission provides a stable and reliable connection. Enjoy a working distance of up to 10 meters. Silent and Durable Click: Special silent design for the right and left buttons keeps you focused and never disturbs others. Tested for 5 million keystrokes, ensuring long-lasting durability. Plug and Play: No extra software needed, just plug and play. The colorful design appeals to modern youth and children. (Note: The USB receiver is hidden in the battery compartment; you need to take it out and plug it into your PC's USB port). Low Power Consumption: To save power, it automatically enters sleep mode after 10 minutes of inactivity. Simply click any button to wake it up. Requires only 1 AA battery for power (not included in the package). Accurate Tracking: High-performance optical sensor ensures excellent precision and control.