Super Power Supply&reg; AC / DC Adapter Charger Cord for Casio WK-200, AD-5UL, AD5UL, CTK-2100, CTK-2000 CTK-451, CTK-471, CTK-481, CTK-483, CTK-495, CTK-496 CTK-510, CTK-511, CTK-519, CTK-520L, CTK-530, CTK-533 CTK-540, CTK-555L, CTK-560L, CTK-571, CTK-573, CTK-591, CTK-620L, CTK-631, CTK-691 CTK-700, CTK-710, CTK-720, CTK-800, CTK-900 LK-100, LK-200S, LK-210, LK-220, LK-300TV, LK-40 LK-43, LK-45, LK-50, LK-55, LK-73, LK-90TV, LK-94TV WK-110, & WK-200 Keyboard Wall Barrel Plug Input: 110-220V Output: 9V 850mA Warranty: 1 Year Super Power Supply are manufactured and tested to match or exceed OEM products. Trademarked by Super Power Supply. Sold exclusively by Super Power Supply