The Logitech G903 Lightspeed is a wireless gaming mouse that was released in 2018. It is a successor to the Logitech G900 Chaos Spectrum, and it features a number of improvements, including a lighter weight, a longer battery life, and a more comfortable design. The G903 Lightspeed is powered by the Logitech Lightspeed wireless technology, which provides a lag-free connection with up to 140 hours of battery life. It also features the Logitech HERO 16K optical sensor, which has a maximum DPI of 16,000 and a tracking speed of 400 IPS. The G903 Lightspeed is compatible with both PC and Mac, and it comes with a charging dock.