800 / 1200 / 1600 DPI Resolution Optical Tracking Technology provides more sensitivity than standard optical mice for smooth and precise tracking on a wide range of surfaces. Ergonomic Design - The perfect ergonomic contours design provide all day comfortable even after long hours using. Also the iron man shape design and the led blue light can be switched ON☀/OFF by the switch button at the bottom which can bring you cool feeling. 2.4GHz Wireless Mouse- Ensures reliable connection with an increased working distance of up to 5ft and eliminates delays, dropouts and interference. Super smooth and table. Compatible with Windows XP, Vista, 7, 8, 8.1,10 and Linux. Works with Notebook, Chromebook, PC, Laptop, Computer, and more.(batteries are NOT included) What You Get: Wireless Mouse, USB Receiver.