This was a handout at the Mattel Electronics booth at Toy Fair, many years ago. Given to us in a small baggie as we entered the Toy Fair booth. I never used it and never attempted to polish. I believe it is brass. Photo 1 is taken without the flash.Photo 2 is with the flash and photo 3 is the back of the item. The item "RARE Aquarius Home Computer System Mattel Electronics Keychain Toy Fair Handout" is in sale since Thursday, February 6, 2020. This item is in the category "Computers/Tablets & Networking\Vintage Computing\Vintage Manuals & Merchandise".
The seller is "tatooinetrader2013" and is located in Washington, Michigan. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Costa rica, Dominican republic, Panama, Trinidad and tobago, Guatemala, El salvador, Honduras, Jamaica, Saint lucia, Bolivia, Ecuador, Iceland, Jordan, Luxembourg, Nicaragua, Viet nam, Uruguay, Russian federation, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Montserrat, Turks and caicos islands, Bangladesh, Bermuda, Brunei darussalam, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Jersey, Cambodia, Liechtenstein, Monaco, Macao, Martinique, Maldives, Peru, Pakistan, Paraguay, Reunion.