Review: Logitech G604 Lightspeed Wireless Gaming Mouse - James Johnston
Logitech G604; MOBA Mouse Without Wires - PC Perspective
Logitech G604 Review
Amazon.com: Logitech G604 LIGHTSPEED Gaming Mouse with 15 programmable controls, up to 240 hour battery life, dual wireless connectivity modes, hyper-fast scroll wheel - Black : Video Games