UpBright 12V AC/DC Adapter Replacement For Rolls Personal Monitor AMP+ PM55 Personal Monitor Station PM351 Personal Monitor AMP PM50s 12VDC Power Supply Cord Cable PS Wall Home Battery Charger 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 12V AC / DC Adapter Replacement For Rolls Personal Monitor AMP+ PM55 Personal Monitor Station PM351 Personal Monitor AMP PM50s 12VDC Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU