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PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($)
Dec. 31, 2018
Dec. 31, 2017
Property, Plant and Equipment [Abstract]    
Land $ 102,000 $ 102,000
Buildings and improvements 1,352,000 1,352,000
Manufacturing and warehouse equipment 2,108,000 2,108,000
Office equipment (incl. furniture and fixtures) 412,000 412,000
Property, Plant and Equipment, Gross 3,974,000 3,974,000
Less accumulated depreciation (3,256,000) (3,182,000)
Property, Plant and Equipment, Net $ 718,000 $ 792,000