Amazon.com: MaxLLTo™ 6 FT Extra Long AC Power Replacement Adapter for Casio LK-40 LK-50 LK-55 LK-73 LK-90TV LK-200S LK-210 Keyboard Charger Power Supply Cord : Musical Instruments
FITE ON 9V AC DC Adapter for Casio LK-40 LK40 LK-43 LK43 LK-50 LK-55 Key Lighting Music - Walmart.com
Amazon.com: MaxLLTo™ 6 FT Extra Long AC Power Replacement Adapter for Casio LK-40 LK-50 LK-55 LK-73 LK-90TV LK-200S LK-210 Keyboard Charger Power Supply Cord : Musical Instruments