Derivative Instruments (Tables)

6 Months Ended

Jun. 30, 2019

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Estimated Fair Value of Derivative Liabilities

A comparison of the assumptions used in calculating estimated fair value of such derivative liabilities as of June 30, 2019 is as follows:

	As of June 30, 2019
Volatility – range		284.1	%
Risk-free rate		1.76	%
Contractual term		1.00 – 1.8 years
Exercise price	$	5.60
Number of warrants in aggregate		34,000

Summary of Changes in Fair Value Derivative Financial Instruments

The following table provides a summary of the changes in fair value, including net transfers in and/or out, of the derivative financial instruments, measured at fair value on a recurring basis using significant unobservable inputs for both open and closed derivatives:

	Amount
Balance at December 31, 2018	$	65,502
Side-letter derivative issued in exchange transactions -Note 2		107,860
Unrealized derivative losses included in other expense for the period		62,808
Extinguishment of derivative liability in exchange transactions		(154,099	)
Balance at June 30, 2019	$	82,071

Schedule of Warrant Derivative Liability

The warrant derivative liability consists of the following at June 30, 2019 and December 31, 2018:

	June 30, 2019		December 31, 2018
Warrant issued to holder of Secured convertible note (Note 2)	$	—	$	57,092
Warrant issued to placement agent (Note 2)		—		7,573
Side-letter derivative issued to holder of Secured convertible note pursuant to exchange transaction (Note 2)		80,594		—
Warrants issued to holders of notes payable - short term (Note 3)		1,477		837
Total warrant derivative liability	$	82,071	$	65,502