Amazon.com: HQRP AC Adapter / Power Supply for Casio CTK-510 / CTK510 / CTK-511 / CTK511 Keyboards Replacement [UL Listed] Plus HQRP Euro Plug Adapter : Musical Instruments
Amazon.com: MaxLLTo 6ft Extra Long 9V 850mA AC Power Replacement Adapter for Casio CTK-700 CTK-800 CTK-900 CTK-2000 CTK2100 Keyboard Wall Charger Power Supply Cord : Musical Instruments