Multitestor tested for voltage. This is a voltage EQUIVALENT wall mount version to the YAMAHA voltage regulator, power supply, powersupply, inverter, adaptor PA-1 and PA-1B with the following specs: AC input 120V and DC output: 12VDC 300mA (aka: 12 volt DC 0.3 amps). Amperage can be higher, but never lower. Round barrel connector with a hollow POSITIVE center. Please determine compatibility to your device before looking. Photo is generic. Shape, size or color may differ from product photo. Questions are encourage. Special heavy wrapping is provided to protect the prongs. 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.