1. Logitech G309 Lightspeed is a wireless gaming mouse featuring dual-wireless connection and a Hero 25K sensor for precise tracking. 2. It offers over 300 hours of gameplay in Lightspeed mode and over 600 hours in Bluetooth mode with a single AA battery. 3. The mouse supports up to 25,600 DPI and can connect two Lightspeed-compatible devices to a single receiver.