REDRAGON was started in 2012 from an existing gaming hardware Original Equipment Manufacturer (OEM) that opened in 1996. Redragon"s aim is to deliver gaming accessories of the highest quality and performance. Our research and development team consists of experts in modeling, structure design, electronics, user interface, and software. Our 215,000 square foot factory is independently owned and is both ISO9001 and ISO14001 certified. Our production line uses the latest equipment for high quality tooling, plastic injection molding, automation, screen printing and more while being both lead-free and environmentally responsible. Total of 6 optimized buttons 2 programmable side buttons 2000dpi sensor 15g acceleration Durable smooth TEFLON feet pads 3mm diameter high-strength fiber wire 1.8M high-speed USB wire Product dimensions Length: 124mm Width: 71mm Height: 39mm Product weight: Approx. 140g System Requirements PC with USB port Windows 8, Windows 7, Windows Vista and Windows XP