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12. ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES
12 Months Ended
Dec. 31, 2017
Notes to Financial Statements  
12. ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES
 Accrued expenses and other current liabilities consisted of the following at:  
             
    December 31,     December 31,  
    2017     2016  
Commissions   $ 115,506     $ 172,735  
Payroll and related costs     43,484       40,264  
Director fees     27,750       19,000  
Accrued Warranty     5,000       -  
Other accrued expenses     75,396       46,414  
Total   $ 267,136     $ 278,413