PLAY WITHOUT LIMITS G603 with the revolutionary HERO sensor & LIGHTSPEED wireless technology delivers exceptionally accurate & consistent performance & a breakthrough in battery life setting a new standard in wireless gaming. NEXT-GEN HERO GAMING SENSOR HERO is a revolutionary new optical sensor designed by Logitech G to deliver class-leading performance & up to 10 times the power efficiency (compared to previous gen). HERO sensor delivers exceptionally accurate & consistent performance with zero smoothing filtering or acceleration from 200 to 12000 DPI. LIGHTSPEED WIRELESS Through end-to-end engineering & design Logitech G developed a robust wireless solution to solve the fundamental problems of latency stability & connectivity. The end result is LIGHTSPEED a pro-grade wireless solution that achieves wired-like performance. ADVANCED POWER MANAGEMENT Quickly switch between HI & LO modes with the flick of a switch. In HI mode G603 delivers peak performance with LIGHTSPEED 1ms report rate & up to 500 hours of non-stop gaming. When not gaming simply switch to LO mode & extend battery life. LO mode reports at 8 ms for up to 18 months of use with 2 AA batteries.2 Battery life may vary based on user battery discharge characteristics & computing conditions CONNECT TO MULTIPLE DEVICES Dual connectivity with LIGHTSPEED & Bluetooth® means that you can connect to & control multiple devices across platforms. Easily toggle between the two connected devices with a press of a button.G603 wireless gaming mouse delivers up to 500 hours on 2 AA batteries—twice as long as our previous generation. Even with a single battery the G603 can last through up to 500 matches of League of Legends®. You can also choose which side to place a single battery with no impact to performance for custom balancing. When battery is at 15% both LED status indicator & Logitech G HUB will notify you before the critical moment..