UpBright New AC Adapter For Seagate STDT2000100 STDT3000100 STDT4000100 STDT5000100 2TB 3TB 4TB 5TB Backup Plus Desktop External Hard Drive Charger Power Supply Cord Mains 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.