Donner Dp-1 Guitar Pedal Power Supply 10 Isolated DC Output for 9V/12V/18V Effect Pedal 10 Isolated output, isolated short circuit/overcurrent protected Material: aluminium alloy, light weight and portable Bright blue LED for pedal board lighting & short circuit indicate Includes link power cables (10pcs) Power: AC 100v-240v input: DC 18v powers for 9v 12v or 18v pedal