HERO 25K sensor: Next-generation optical gaming sensor with 1: 1 tracking, 400+ IPS and 100 - 25600 max DPI sensitivity - plus zero smoothing, filtering or acceleration, and 10x the power efficiency of previous gen LIGHTSPEED wirelessPro-grade 1-ms report rate provides unrivalled performance and freedom of motion with no compromises on weight, battery life or latency. 140-hour LiPo batteryThanks to the HERO 25K sensors efficiency, G903 now lasts for up to 140 hours of gameplay with RGB lights on and 180 hours with no lighting. POWERPLAY wireless charging compatibilityNever worry about your battery life again. Add the POWERPLAY wireless charging system to keep G903 and other compatible G mice charged while at rest and at play. LIGHTSYNC RGB: Intelligent full-spectrum lighting responds to in-game action, audio and screen colour; customise lighting effects from 16.8M colours with G HUB gaming software, and sync across your other Logitech G computer and laptop accessories Ambidex