Multitester tested for voltage. The ac POWER CORD is INCLUDED (a $9.95 value for FREE). Genuine factory ORIGINAL Dell adapter with Input: AC 100-240V Output: DC 12V 12.5A. A single rectangle 9 metal pin connecter. S H in the contiguous USA is $7.(insured shipping). Please see other interesting items by JGrit USPS DELIVERY TIME: As stated in the item listing, seller will drop-off your item to the USPS within 5 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 5 day drop-off time.