fast & accurate optical sensor: a state of the art pixart paw 3309 optical sensor with up to 6400 dpi can keep up with your every move.rgb mystic light: set the mood with millions of colors and a range of predefined effects or sync it up with the rest of your rgb setup.durable build quality: enjoy many years of gaming with omron switches rated for over 20 million clicks and a gold-pated usb connector.adjustable weight system: get the weight of your mouse just right with the adjustable weight system.product dimensions: product description:style:clutch gm20 elite mice onlymsi clutch gm20 elite ergonomic gaming mouse, ergonomic design for right-handed users, a dpi switch and interchangeable weights allow you to adjust the mouse to any situation.