※ Operation confirmed. The product is only the AC adapter. Compatible models: Privia PX-100/110/120/300/310/320/400/410/500/555/700/720 Celviano AP-200 Others: PS-20, PS-3000, CPS-7/8KT, etc. Rated output: DC12V 1500mA, transformer power supply Plug: Center negative, outer/inner diameter: approx. 1.2/5.5mm Compliant with PSE safety standards Although the shape is different from the current product (AD-12MLA), it is an equivalent product. It cannot be used with AD-A12150LW due to the different plug shape. CASIO electronic piano option application table https://web.casio.jp/emi/option/piano/ Although there are minor scratches due to being a used item, there is no damage that would interfere with use.