Vintage fire alarm test porcelain sign up for bid and sold as is. Old and original guaranteed. Measures about 6x2.25 inches. Single sided porcelain. Shows wear and use as shown. Barn fresh not cleaned. Sold for collectible use only. No returns, happy bidding! Buyer to pay actual shipping, payment due within three days. Sale is for the one alarm test sign as shown. None on eBay like this.