Annual report pursuant to Section 13 and 15(d)

4. Property and Equipment (Tables)

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4. Property and Equipment (Tables)
12 Months Ended
Dec. 31, 2017
Property, Plant and Equipment [Abstract]  
Property and equipment

    December 31,  
    2017     2016  
             
Office equipment   $ 30,000     $ 28,000  
Furniture and fixtures     5,000       3,000  
Testing equipment     37,000       18,000  
Leasehold Improvements     25,000        
Subtotal     97,000       49,000  
Less accumulated depreciation     (51,000 )     (32,000 )
Total   $ 46,000     $ 17,000