The Logitech G309 LIGHTSPEED Wireless Gaming Mouse pairs ultra-lightweight design with professional gaming performance. Featuring LIGHTFORCE Hybrid Switches that combine the speed of optical switching with the crisp tactile feel of mechanical switches, every click is fast and precise. The Hero 25K sensor delivers up to 25,600 DPI sensitivity with zero smoothing for pixel-perfect tracking. LIGHTSPEED wireless provides a reliable sub-1ms connection, and the mouse runs up to 300 hours on a single AA battery. Six programmable buttons and on-board memory make it fully customizable.