Behringer UT 100 Ultra Tremolo Guitar Effects Pedal

Get the classic, warm and mind-bending tremolo effects of vintage '60s amps
Dedicated Rate, Wave and Depth controls for awesome sound shaping
Runs on 9V battery or the Behringer PSU-SB DC power supply (not included)
Status LED for effect on/off and battery check
First-class electronic On/Off switch for noise-free operation