UpBright 9V AC/DC Adapter Replacement For Casio LK-35 LK-73 CT-636 CT-647 CT-648 LK-42 LK-90TV LK-94TV Lo Duca 3782 HT-700 HT-6000 LK-43JC MA-220 MT-55 MT-140 Piano Keyboard 9VDC Power Supply Charger 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 Global 9V AC / DC Adapter Replacement For Casio LK-35 LK-73 LK35 LK73 Piano Keyboard 9VDC Switching Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU Fits: Casio CT-636 CT-647 CT-648 CT636 CT647 CT648 LK-42 Casiotone Piano Keyboard ; LK-90TV LK-94TV; Lo Duca 3782 LoDuca Casio Keyboard;HT-700 HT-6000 LK-43JC MA-220 MT-55 MT-140