2.4GHz wireless transmission with a range of up to 10 meters/32.81 feet. Compact and lightweight, the USB receiver can be stored in the back of the mouse for easy portability. The wireless mouse connects via a USB receiver. Ideal for use with laptops at home or in the office. Features automatic frequency hopping technology for stable signal transmission. Ergonomic design ensures a comfortable grip and extended use. Type: Wireless Mouse Material: ABS Number of Buttons: 6 Optical Resolution: 1600dpi RF Carrier Frequency: 2402-2480MHz RF Operation Channels: 16 Operating Range: 0-10m/0-32.81ft (Approx.) Compatibility: Windows 98 SE/ME/2000/XP/2003, Mac OS Working Voltage: 1.5V, 15mA USB Interface: USB 2.0 Power Supply: 2 x AAA Batteries (Not Included) Features: Wireless, Ergonomic, Easy to Use, Portable Dimensions: 11cm x 6.8cm x 3.8cm / 4.5" x 2.7" x 1.5" (Approx.) Note: Due to differences in lighting and screen settings, the actual color of the item may vary slightly from the images. Please allow slight variation in dimensions due to manual measurement. Package Includes: 1 x Wireless Mouse (Batteries Not Included) 1 x USB Receiver