Blackstar LT Dist Distortion Pedal Patent-Applied-For clipping circuit that matches the tone and response of our valve pedals Gain, Level and Tone controls, plus patented ISF control 9V battery powered Small form-factor - great for pedal boards Rugged construction Blackstar Amplification's LT pedal range of valve driven compact boost, overdrive &amp; distortion guitar effect pedals serve up every imaginable flavor of high gain tone Tonally derived from Blackstar's award-winning HT Pedal range, the LT Series offers a simple and versatile layout of controls The high integrity buffered bypass and silent switching features ensure that your tone won't suffer when the pedal is disengaged Blackstar's LT pedals can be powered by 9V or using an optional mains adaptor