Quarterly report pursuant to Section 13 or 15(d)

A. BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables)

v3.8.0.1
A. BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables)
9 Months Ended
Sep. 30, 2017
Accounting Policies [Abstract]  
Product warranties
    September 30,
2017
    December 31,
2016
 
Beginning balance   $ 95,540     $ 66,555  
Warranty claims incurred     (48,767 )     (115,120 )
Provision charged to expense     31,037       144,105  
Ending balance   $ 77,810     $ 95,540