Multitester tested for voltage. Power supply voltage EQUIVALENT to Alesis adapter for many instrument power needs with AC input 120V and  AC output: 9VAC and 830mA. (aka: 9volt AC 0.83A). Amperage can be higher, but never lower. Can be used with 3630 Compressor, Microverb 3 & 4, SR-16 Drum Module, D4 Drum Module, DM5 Drum Module, Nanobass, Nanopiano, Nanosynth, Nanoverb, Nanocompressor, M-EQ 230 EQ, Midiverb II & III. Please check your device for electrical requirements. Shape, size or color may differ from photo. Round barrel connector with a hollow center.

Special heavy wrapping is provided 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 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. Thankyou.