Multitester tested for voltage. This is a voltage EQUIVALENT wall mount version of the ROLAND voltage regulator, power supply, powersupply, inverter, adaptor AC input 120V and DC output: 9 volt 0.5A (aka: 9VDC 500mA). Amperage can be greater, but not smaller. Used for MC-303, TB-303 synthesizer and other devices. Please determine compatibility before bidding. Round barrel connector with a NEGATIVE center. Shape, size and color may vary slightly from photo.

This item will not fit into a small flat rate box. Special heavy wrapping is provided to protect the prongs. S&H in the contiguous USA is $7.(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.