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5. EQUIPMENT
12 Months Ended
Dec. 31, 2017
Property, Plant and Equipment [Abstract]  
EQUIPMENT

Equipment consists of the following at December 31:

 

    2017     2016    

Estimated

Useful lives

in years

 
Computer hardware and software   $ 233,705     $ 222,660       3  
Machinery and equipment     280,061       274,833       5  
Molds, tools and dies     362,791       279,274       5  
Office furniture and fixtures     40,001       40,001       5  
      916,558       816,768          
Accumulated depreciation     (754,984 )     (641,025 )        
Equipment, net   $ 161,574     $ 175,743          
                         
Depreciation expense for the year ended   $ 113,959     $ 87,551