Musiclily Power Supply AC 100V-240V Adapter Cord DC 9V 1A for Effect Pedal 100% New. 100V-240V AC to DC Charge Adapter. Plastic material. Center-negative. Output: DC 9V 1A; Input:100V-240V 50-60Hz; Plug: the outside diameter 5.5 mm, the inside diameter 2.1mm; [Package Including]: 1 x Power Supply;