Battery Snap / 9V / Center Negative Uses flexible snaps from the renowned Cliff company, known overseas. These are excellent snaps that can withstand hard use. Features a joint with a Marushin DC plug, with an outer diameter of 5.5mm and an inner diameter of 2.1mm. This DC cable allows you to supply power from a 9V battery to pedals that cannot be battery-powered. Recommended for those who: * Have small effectors that don't accommodate batteries. * Want to switch to batteries because they are concerned about noise from their power supply. * Want to change their tone (compare the tone with a power supply). * Are using a battery park but experience poor contact and want to connect a single battery. We have stock available, so if you would like to purchase multiple items, we will create a dedicated page. Please comment. Price includes shipping. Please refrain from price negotiations. No returns or exchanges, please.