Multitester tested for voltage. The ac POWER CORD is included (a $9.95 value for FREE). This is a power supply EQUIVALENT to LENOVO voltage regulator, 20v 2.0A power supply, powersupply, inverter, adapter, converter AC Input 100-240V (ordinary household wall out plug) and ADP-40NH B. Round barrel connector. Please determine compatibility for your device before purchase. Questions are encouraged. S&H in the contiguous USA is $6.(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.