Multitester tested for voltage. The ac POWER CORD is included (a $9.95 value for FREE). Original genuine PANASONIC CF-AA1639A (or AA1639) power supply adapter charger with DC output: 15.6V 3.85A. Will fit all these models: CF-17-25-27-28-37-45-47-71 and CF-72 Also compatible with CF-AA1639M3, CF-AA1625AM, CF-AA1653M2, CF-AA1693M, CF-AA1527-C4, CF-VZSU29U, CF-AA1639M1, CF-AA1639AM3, CF-AA159M5, CF-AA159M4, CF-AA159M1, CF-AA1653A, CF-AA1639AM2, CF-AA1639AM1, 02K6744, 02K6750, 02K6666, 02K6661, 02K6753, 02K6757 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.