Multitester tested for voltage. Power supplyvoltage EQUIVALENTfor manyYAMAHA PA-130 adapter electronic keyboard synthesizers. AC input120V and DC output: 10V700mA (aka: 10volt DC 0.7amps). Amperage can be higher, but never lower. Please check your device for electrical requirements. Questions are encouraged. Photo is generic. Shape, size or colormay differ from photo. May be wall type (1st. photo) or brick type (2nd photo). Round barrel connector with a POSITIVE hollow center. Special heavy wrapping is provided to protect the prongs (wall type). S&H in the contiguous USA is $6.(insured shipping).Please see other interesting items by JGritUSPS 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 strictlywithinUSPS control and not within the control of seller. Please leave 5 stars for seller 4 day drop-off time. Thankyou.