Logitech G305 Lightspeed is the next generation gaming mouse. Its HERO sensor offers 12000 DPI performance and the Lightspeed connection updates mouse movements to the game in just milliseconds. When playing with this mouse, you don't have to strain your hand much, because the mouse weighs only 99 grams, making it very easy to control. Thanks to its light weight and compact but durable design, the G305 is an excellent travel companion for a laptop. With six programmable keys, the mouse is suitable for versatile use. With this mouse, you don't have to worry about battery life, because you can play for up to 250 hours with one AA battery.