Universal compatibility: work with Windows 2000/XP/Vista/Linux/Win 7/MAC operation system.<br> 2.4GHz Wireless provides a powerful, reliable connection with an working distance of up to 10m.<br> You can enjoy responsive and smooth cursor control with the 800-1200-1600DPI adjustable high-definition invisible tracking engine.<br> 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.<br> The 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.<br> Specifications:<br> Material: plastic.<br> Size: 11*6.8*3.6cm.<br> Color: show as pictures.<br> Wireless Technology:2.4GHz.<br> Wireless Distance: 10m.<br> Ajustable DPI Switch: 800-1200-1600DPI.<br> Button number:6.<br> Engine: Optical.<br> Power Supply: 2 * AAA battery (Not Included).<br> Notes:<br> Due to the light and screen setting difference, the item's color may be slightly different from the pictures.<br> Please allow slight dimension difference due to different manual measurement.<br> White acrylic decoration part does not have luminous function, just a decorative function.<br> Package include:<br> 1 * Wireless Mouse.<br> 1 * USB Receiver.