Behringer Distortion-X Xd300 Thrash Metal Distortion Effects Pedal Rock the world with thrash metal, grunge and hard rock sounds Provides cutting-edge yet original distortion that makes your guitar sing as well as grind Blue status LED for effect on/off and battery check Runs on 9 V battery or the BEHRINGER PSU-SB DC power supply (not included) First-class electronic On/Off switch for highest signal integrity in bypass mode