Multitester tested for voltage. Original factory Genuine ASUS adapter with AC input: 100-240V (ordinary household wall outlet plug) S&H in the contiguous USA is $5.(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.