Madcatz MR04DHAMBL00 Hybrid gaming mouse with detachable illuminated mouse mat features a versatile design that can be used wirelessly or connected. Wireless technology lets you move your mouse more freely while avoiding cable friction. Or connect to a hard-wired USB cable for competition play. Using this innovative capacitor technology, this mouse is always active without the requirement and limitations of needing a battery and its associated, wasted-heat side effects. Mouse mat surface analyzation technology allows exceptional mouse sensor reflection/reception and minimum data loss. Built-in, custom light effects ensure your gear will stand out from the crowd. Super-lightweight chassis ensures the sensor position is perfectly balanced for tracking on your gaming surface. It also provides the rigid foundation for the rest of the control modules. Regardless of your preferred genre or style of play, every aspect of the sensor tracking, button configuration can be tweaked to enhance performance.