Description: 2.4GHz Wireless provides a powerful, reliable connection with an working distance of up to 10m. Mouse is well compatible with Windows 2000/XP/Vista/Linux/Win 7/MAC . Fits for desktop, laptop, PC, for Macbook and computer. You can enjoy responsive and smooth cursor control with the 800-1200-1600DPI (adjustable) high-definition invisible tracking engine. Compact Mini Design - you can take it wherever you go, either for home,office or travel, just slide it into your pocket, super portable and practical. The slim ergonomic design will fit comfortably in your palm which will keep your hand from getting tired. You will remain comfortable even after long hours of clicking, tracking, and scrolling. Specifications: Material: plastic. Size: 100*60*25mm. Color: show as pictures. Wireless Technology:2.4GHz. Wireless Distance: 10m. Ajustable DPI Switch: 800-1200-1600DPI. Button number:4. Engine: Optical. Power Supply: 2 * AAA battery (Not Included). 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. White acrylic decoration part does not have luminous function, just a decorative function. Package include: 1 * Wireless Mouse. 1 * USB Receiver. 2.4G Wireless Technology: Adopt the 2.4G frequency technology. 2.4G will give you a more comfortable, convenient and exact effect than the traditional FM radio wireless mouse Easy to use: Wireless Mouse with USB receiver. No need any driver, plug and play directly Comfortable to use: Optical wireless mouse comes with the ergonomics design, suitable for all kinds of the hand type and computer Smooth to work: You can enjoy responsive and smooth cursor control with the 800-1200-1600DPI (adjustable) high-definition invisible tracking engine Portable: Mouse is small (size: 100*60*25mm) and easy to carry for home and office. Not only for work, also for travel