WARRANTS (Tables)

12 Months Ended

Dec. 31, 2019

Warrants

Schedule of warrants outstanding

	Warrants
Outstanding as of December 31, 2018		386,236
Warrants granted and issued		96,128
Warrants exercised		(20,000)
Warrants exchanged		—
Balance as of December 31, 2019		462,364

Warrants Issued with Series A Preferred Stock | 2017 Warrants

Warrants

Schedule of fair value of warrants using the Black Scholes option pricing model

Contractual term (in years)	10.0
Volatility	74.48	%
Risk-free interest rate	3.20	%
Dividend yield	0.00	%

Warrants Issued with Series B Preferred Stock | 2018 Warrants

Warrants

Schedule of fair value of warrants using the Black Scholes option pricing model

Contractual term (in years)	10.0
Volatility	73.22	%
Risk-free interest rate	2.70	%
Dividend yield	0.00	%