UpBright New 19V AC / DC Adapter For Seagate Business NAS 4-bay Network-attached External Storage Hard Disk Drive 19VDC World Wide Use Power Supply Cord Cable PS Charger Input: 100V - 240 VAC 50/60Hz Worldwide Voltage Use 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.