Boston Power Convertor. USB-A 5V to 9V 2.1mm (centre-neg) jack. BPC-9V1A
£11.50
Output DC 9V1A. USB-A 5V to 9V 2.1mm (centre-neg) jack. power converter from USB 5V to 9V (center negative) - use a power bank to power your pedal board. - input USB-A male 5V. - polarity center negative 2.1mm.
