This is a pack of (7) cables that work with T-Rex Brand Power Supplies. Specifically this listing is for (7) cables to match the (7) outputs of the T-Rex Fuel Tank Goliath. These may not work with other types of power supplies. These fit typical boss style pedals DC barrel power inputs. Right angle 2.1mm x 5.5mm DC barrel to standard 2.1mm x 5.5mm DC barrel 24" inch length Right angle to standard plugs Qty (7) *Cables only included with this sale. Any other photos of power supplies are for illustrative purposes.