Multitestor tested for voltage.The ac POWER CORD is INCLUDED. Genuine factoryORIGINALSUNFONEACU057A-0512 or LACIEACLG-51with AC Input 100-240V andDC Output: 12V / 3A and 5V / 4.2A. Round barrel connector with aFOUR PINplug. Compatible for harddrives 500GB and larger such as:2TB Bigger Disk HDD external hard drives, D2 BIGGER DISK, D2 Hard Drive 320GB-500GB,D2 BIG DISK hard drive 640GB, Porche hard drive w/power button 320GB and larger,Brickhard drive 320GB or larger, andIOMEGA STORCENTER HDD enclosure and more:LaCie Bigger DiskLaCie Brick Desktop Hard Drive LaCie d2 Big Disk v.1LaCie d2 Blu-Ray drive v.1LaCie d2 DVD+/- RW drive v.1LaCie d2 Ethernet Big DiskLaCie d2 Ethernet Disk MiniLaCie d2 Ethernet Disk Mini Home Edition LaCie d2 Hard Drive v.1 LaCie d2 Safe Hard DriveLaCie Golden Disk LaCie Hard Drive - Design by F.A. Porsche v.2LaCie HUB (USB/FW) v.1LaCie Mini HDD & Hub USB/FWLaCie Safe Hard DiskS&H in the contiguous USA is $6.(insured shipping).Please see other interesting items by JGritUSPS DELIVERY TIME: As stated in the item listing, seller will drop-off your item to the USPS within 4 days of receiving cleared payment. How long it takes to deliver to your door is strictly within USPS control and not within the control of seller. Please leave 5 stars for seller 4 day drop-off time. Thankyou.