About Gaming Sensor: Next-gen gaming sensor delivers up to 10x the power efficiency of other gaming mice with exceptional accuracy and responsiveness thanks to 400 IPS precision and up to 12,000 DPI sensitivity. Wireless: Ultra-fast wireless technology provides a lag-free gaming experience. The G305 Wireless Gaming Mouse offers incredible responsiveness and reliability with a super-fast 1 ms report rate for competition-level performance. Extremely Long Battery Life: The G305 Wireless Mouse provides up to 250 hours of continuous gameplay on a single AA battery, allowing extended use without frequent battery changes. Lightweight Design: Thanks to an efficient mechanical design, the G305 gaming mouse weighs only 99 grams, enabling high maneuverability. Portable Convenience: The durable, compact design with built-in USB receiver storage makes the G305 easy to transport. Note: For wireless mice, the USB receiver is included inside or with the mouse.