Quarterly report pursuant to Section 13 or 15(d)

E. ACCRUED LIABILITIES AND EXPENSES

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E. ACCRUED LIABILITIES AND EXPENSES
3 Months Ended
Mar. 31, 2016
Payables and Accruals [Abstract]  
ACCRUED LIABILITIES AND EXPENSES

Accrued liabilities and expenses at March 31, 2016 and December 31, 2015 are as follows:

 

    March 31,
2016
    December 31,
2015
 
Accrued liabilities and expenses   $ 333,481     $ 198,906  
Accrued payroll and payroll taxes     567,047       386,521  
Accrued sales taxes, penalties, and interest     228,844       229,768  
Accrued interest     66       291  
Product warranties     73,822       66,555  
Total accrued liabilities and expenses   $ 1,203,260     $ 882,041