9V 850mA AC Power Adapter For Casio LK230 LK-230 Keyboard Wall Charger Power Supply Cord PSU World Wide Input Voltage 100-240VAC 50/60Hz OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection) Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty. UpBright NEW 9V Global AC / DC Adapter For Casio LK230 LK-230 Keyboard 9VDC Power Supply Cord Cable PS Charger Mains PSU