Specifications: Designed specifically for guitar effects, and low noise. It can be connected to any effect to supply power to a five stompbox , but also allows a number of root topology line plugged together into a number of stompbox power supply. Suitable for a variety of 9V voltage stomp and synthesizer effects 9V use. Item Name: Guitar Effects Power Adapter Material: Plastic Plug Type: UK/EU Plug (Optional) Input Voltage: AC 100-240V 50/60HZ Output Voltage: DC 9V-1A LPS Output Current: 1A Voltage Accuracy: 3 percent Power Polarity: Inside Positive and Outside Negative, Inside(and) and Outside(-) Features: Durable, Replacement, Easy to Use, Safe Charging Size: 7cm x 4cm x 3cm/2.76" x 1.57" x 1.18" (Approx.) Cable Length: 1m/39.37" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Guitar Effects Power Adapter