Handcrafted Aluminum Box with a Superior Electric Powerstat Variable Transformer Type 10B Variac.  Fully tested (see video and pictures).  Measures 5" across, 4" deep, 3.5" tall.  Has 5 ft. AC cord.  Input is 120vac, Output is 0 - 132vac.
This item is part of my fathers estate.  I do not have any information on its origins, but my father knew many electronic buffs in his day.

Must have feedback score of 5 or greater to bid on auction or to purchase by "buy-it-now".  If less than 5, contact me first to secure your intent to follow through with purchase.
I will ship within one business day of receiving confirmed payment.  Please be prepared to submit payment within 48 hours of auction close.  No returns unless item is damaged during shipment or does not function as described.  Return item must be in original packaging with all documents that were included with original sale.

Thanks for looking.