Logitech G305 LIGHTSPEED Wireless Gaming Mouse HERO Sensor: The next-gen optical gaming sensor from Logitech G accomplishes incredible performance and unprecedented efficiency. Plus, save up to 5 profiles to onboard memory via Logitech G HUB software. LIGHTSPEED Wireless: The meticulously engineered, end-to-end solution gives gamers the freedom of wireless and the 1 ms performance required for gaming. Ultra-Long Life: This PC gaming mouse delivers extreme efficiency to let you game for 250 hours on just one AA battery. Expect around 9 months of typical use before needing to change your battery(1). And don’t worry, G305 has an indicator light that flashes red at 15% battery remaining. 6 Programmable Buttons: This computer mouse sports 10 million click switches for the two primary buttons with click tensioning system, plus middle click, DPI button and two side buttons. Play Anywhere: The durable, lightweight design with a small footprint and built-in nano receiver storage make G305 a great travel companion. (1) May vary based on battery discharge characteristics, user, and computing conditions.