A double level multi color stream lighting design makes zeus e1 the most unique gaming mice the zeus e1 features a 3200 dpi optical sensor that provides pixel precise tracking and advanced surface calibration supportwith a classic shape and ergonomic design the zeus e1 ensures a comfortable fit for any hand size letting you play for extended periods without any discomfortin addition it features an on the fly dpi adjustment 1000 1600 2400 and 3200 dpi dedicated on the fly dpi adjustment button