Keyboard Ac Adapter For Use With Wk200 And Px120--works With Casio 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-611, Ctk-620l, Ctk-631, Ctk-691, Ctk-700, Ctk-710, Ctk-720, Ctk-731, . ,ctk-800, Ctk-810, 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, And Lk-94tv