About HAVIT The HAVIT® group, based in Hong Kong has over 16 years of experience with computer accessories, tablets, and much, much more. Our products are built to the highest quality standards and we stand behind each and every single one of our products with a full 1 year manufacturer"s warranty. [HAVIT® HV-MS691 Ergonomic LED Stress-ease Mouse with 7 Soothing LED Colors, 6 Buttons] Ambient Lighting Unique "breathing" LED light provides a soothing and calming ambient light. Seven different colors provide a constantly changing and unique look. Gaming Quality Wired mouse with 4 DPI settings for your gaming needs. Choose between 800, 1200, 1800, and 2400 DPI. Ergonomic design Fits naturally in your hand with no cramping after extended gaming or work sessions. Plug and Play No additional software of firmware is required. Simply "plug and play", Without function of programming,and it has no access to set on one specific color.since the mouse LED light is designed to breathe freely. Full 1 Year Manufacturer"s Warranty All HAVIT® products are built to the highest quality standards and we stand behind our products with a full 1 year manufacturer"s warranty.