Power Specifications: This guitar pedal power supply adapter features an input of AC 100V-240V 50/60Hz, and an output of DC 9V, 500mA
Wide Compatibility: The 9V power supply for guitar pedals works with most center-negative devices, for Boss JOYO Donner pedals, and for Casio Yamaha and most other brands' keyboards, tuners, and compressors
Pure Sound Quality: This 9V guitar pedal power supply effectively filters out power interference, providing you with a clean, noise-free tone
Center Negative Polarity: This 9 Volt power adapter features a center-negative design for effects pedals, with a 5.5mm x 2.1mm DC plug
High-quality Materials: This 9V DC adapter uses high-quality copper wire and premium insulation, offering corrosion resistance, wear resistance, and long-lasting stable performance