Multitester tested for voltage. Round barrel connecter with a FOUR PIN center. YHI original factory genuine voltage regulator, power supply, powersupply, inverter, adaptor, adapter, transformer  INPUT: AC 100V and  OUTPUT: +12VDC/1.25A (12 Volt dc 1250mA). Also fits C9850A and 5470 model scanners that require this special 4-PIN barrel plug.

Special heavy wrapping is needed to protect the prongs. S&H in the contiguous USA is $6.(insured shipping).
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USPS 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.