FITE ON UL LISTED AC Adapter Charger Compatible With Yamaha PSR-E233 YPG-525 YPG-625 Keyboard Power Supply PSU This adapter with DoE Level VI from FITE ON is approved for Sale in the US and Canada by Underwriters Laboratories (UL) and Got the certificates. With short circuit protection over-current protection over-voltage protection overload protection over temperature protection.You just spent less time charging then will get a longer standby time for your device saving energy and protecting environment. The most important is it will neither do harm to your family nor your device! ☛Package Includes: *1 x AC / DC Power Adapter