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.%ocs%2.4GHz Wireless Mouse- Ensures reliable connection with an increased working distance of up to 33′ (15m) and eliminates delays, dropouts and interference. Super smooth and table.%ocs%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.%ocs%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)%ocs%What You Get: Wireless Mouse, USB Receiver. Besides, Next 1 we provide worry-free 24 mouths warranty and friendly customer service.