Features: Power up your guitar effects effortlessly with this efficient 9V battery cable a must have for musicians. Specifically designed for guitar effects, this 9V power supply adapter ensures fast charging and reliable operation. The positive and negative poles are internally negative and externally positive (+9V -), which can be applied to most single block effectors. Experience convenience and safety with the durable design of this guitar effects pedal adapter, featuring a secure plug and heat resistant casing. Whether you're performing live, recording in the studio, or practicing in your rehearsal space, this guitar pedal connector is perfect for any musical occasion. Specifications: Material: Plastic Total Length: Approx. 15cm/5.90inch Package Includes: 1x Power Cable note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.