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Series B Warrants (Tables)
6 Months Ended
Jun. 30, 2017
Series B Warrants [Abstract]  
Schedule of Series B Warrants

 

 

Six Months

Ended June 30,

 

 

 

2017

 

 

2016

 

Dividend yield

 

 

0.00%

 

 

0.00%

Volatility factor

 

 

70.00%

 

 

70.00%

Risk-free interest rate

 

 

1.58%

 

1.11-1.29

%

Expected term (years)

 

 

3.15

 

 

4.14-4.15

 

Weighted-average fair value of warrants

 

$0.17

 

 

$0.13