Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Tables)

v3.19.2
Summary of Significant Accounting Policies (Tables)
6 Months Ended
Jun. 30, 2019
Accounting Policies [Abstract]
Schedule of warranty liability

For the Six Months

Ended June 30,

2019 2018
Balance at beginning of period $ 24,190 $ 21,935
Increase in estimated warranty liability 4,650 2,741
Warranty expenses incurred (1,737 ) (660 )
Balance at end of period $ 27,103 $ 24,016

Schedule of diluted common shares outstanding

June 30,
2019
June 30,
2018
Convertible notes 6,044,444 -
Stock options 11,445,698 14,494,213
Warrants 1,000,000 -
Non-vested, forfeitable common shares 5,875,299 -