HERO optical sensor provides exceptional accuracy and responsiveness with 400 IPS precision and up to 12,000 DPI sensitivity LIGHTSPEED Wireless technology provides 1 ms connectivity and a lag-free gaming experience Provides incredible 250 hours of battery life on just one AA battery Battery indictor light flashes when battery is at 15% Endurance mode, accessible via Logitech gaming software, extends battery life up to nine months on a single AA battery Lightweight at just 99 grams, this mouse features an efficient mechanical design Built-in nano receiver storage allows this mouse to be used anywhere Stores up to five DPI levels into the on the onboard memory and up to six programmable buttons for full customization via Logitech G HUB Separated buttons improve consistency, reduce click force, and deliver crisp, reliable performance, ideal for intense gaming sessions