Fangrui Product Details Product Features: Compact Size And Power Supply For Guitar Effects. 10 Isolated Dc Outputs: 8 X 9v; 1 X 12v; 1 X 18v, Power Adapter Must Be Negative Internal And Positive External. In Case That The Socket Is Plugged Into A Short-circuit Device Or The Current Is Overloaded, It Stop Providing Power. Once The Equipment Is Disconnected From Power, The Socket Resume. Led For Pedal Board Lighting And Short Circuit Indicating. This Pedal Power Supply Is Made Of High Quality Material, And Sturdy.easy Operation, No Need Of Complicated Installation. Note: 1.this Product Is Not Waterproof. To Avoid , Please Keep Away From Water And Do Not Use This Product In A Moist Or Any Other Potential Liquid Risk Environment. 2. Do Not Disassemble Or Attempt Short Circuit Or Use In A High Temperature Environment. 3. Do Not Put This Product In A Place Where Children Can Easily Touch. 4. Please Use The Specified Adapter To Avoid Problems Caused By Different Specification. 5. Please Store The Product In A Dry Environment When N