This AC adapter is intended for use with the Monoprice guitar effects pedals, as well as guitar effects pedals from other manufacturers. It boasts a cable length of 9.8 feet (3 meters), which means you don't need to have an unsightly power strip next to your pedal board. It has a tip negative With input power of 100~240 VAC, 50/60 Hz, 0.2A and an output power of 9 VDC, 500mA