Super Power Supply AC / DC Adapter Charger Cord for Casio CTK-2400 CTK-4400 CTK-2090 61-Key Portable Keyboard Power Supply Cord Cable PS Charger Input: 100 - 240 VAC Input: 110-220V Output: 9.5V 1A Warranty: 1 Year Super Power Supply products are manufactured and tested to match or exceed OEM products. Trademarked by Super Power Supply. Sold exclusively by Super Power Supply