Brand: Logitech Model: G304 Type: Wireless Gaming Mouse Sensor: HERO Sensor Maximum DPI: 12,000 DPI Tracking Speed: Up to 400 IPS Wireless Technology: LIGHTSPEED Report Rate: Up to 1 ms Battery: 1 × AA Battery Battery Life: Up to 250 Hours Weight: 99 g Efficiency: Up to 10 Times Higher Power Efficiency