UpBright NEW Global AC / DC Adapter For WD Western Digital My Book WDBAAG0020HCH-02 WD800B008 Mac External Enclosure Hard Drive HDD HD Power Cord 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.