This is the GOKKO PEDAL POWER Micro (power supply), compatible with various effect boards. I purchased it on Amazon for approximately 3,900 yen. I am selling it because I bought a different power supply and no longer need this one. There are no defects, but please understand that this is a used item before purchasing. - Brand: GOKKO - Model Name: PEDAL POWER Micro - Input Voltage: DC 18V - Output Voltage: DC 9V - Output Current: 100mA, 300mA, 500mA - Included: Power adapter x 1, connection cables x 6 Thank you for looking.