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Accrued Expenses (Tables)
 3 Months Ended
Mar. 31, 2020
Payables and Accruals [Abstract]  
Schedule of Accrued Expenses

Accrued expenses consisted of the following at March 31, 2020 and December 31, 2019:

 

   

March 31,

2020

    

December 31,

2019

  
Accrued warranty expense   $ 17,008     $ 17,838  
Accrued litigation costs     250,000       295,000  
Accrued sales commissions     25,631       28,480  
Accrued payroll and related fringes     390,550       233,254  
Accrued insurance     20,812       78,579  
Accrued sales returns and allowances     5,542       18,258  
Accrued sales taxes     49,503       50,136  
Other     115,318       124,336  
                 
    $ 874,364     $ 845,881  
Schedule of Accrued Warranty Expense

Accrued warranty expense was comprised of the following for the three months ended March 31, 2020:

 

       
Beginning balance   $ 17,838  
Provision for warranty expense     26,095  
Charges applied to warranty reserve     (26,925 )
         
Ending balance   $ 17,008