With up to 250 hours of battery life, G602 redefines the laws of wireless gaming. From the pinpoint accuracy of the exclusive Delta Zero sensor technology to the extra high durability primary switches, you can count on G602 to dominate boss after boss. Cut the cord and get gaming freedom from cables, clutter, and game interference. Experience zero delay between your thoughts and actions with gaming-grade 2.4GHz wireless and a 2-millisecond report rate. Master your favorite games with 11 customizable controls. Easily assign any keyboard keystroke or multi-command macro to any button with Logitech Gaming Software. Control your game and mouse’s performance right out of the box with pre-configured button settings—no software required. G602 is built to handle torturous gaming conditions thanks to primary mechanical switches rated to a 20-million-click lifespan. With a battery that lasts up to 250 hours of non-stop gaming, you’ll never have to worry about your mouse holding you back. Never be surprised by low battery power again. The LED battery indicator warns you if the charge is running low. Experience power-saving optimization and high-accuracy cursor control through exclusive lens design, illumination geometry, and processing algorithms. Switch between Performance or Endurance modes to save power for when you need it most—in the game. Get up to 250 hours of battery life in Performance mode or 1440 hours in Endurance mode. Shift your DPI level with a single button press. Record up to five DPI settings per profile— from pixel-precise targeting (250 DPI) to lightning-fast maneuvers (up to 2500 DPI). Programmable DPI switching buttons are strategically located next to the left click button for fast, accurate trigger-finger control.