Stock Compensation (Tables)

6 Months Ended

Jun. 30, 2019

Share-based Payment Arrangement [Abstract]

Schedule of Stock Option Activities

Following is a summary of the option activities during the six months ended June 30, 2019:

	Number of Units			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)
Outstanding, December 31, 2018		1,718,024		$	4.18		4.64
Granted		20,000		$	2.50
Cancelled		(84,455	)	$	5.30
Outstanding, June 30, 2019		1,653,569		$	4.11		4.24
Exercisable, June 30, 2019		1,198,845		$	3.74		4.06

Schedule of Warrant Activity

Following is a summary of the warrant activities during the six months ended June 30, 2019:

	Number of Units		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)
Outstanding, December 31, 2018		1,184,121	$	1.90		1.63
Granted		60,827	$	2.60
Outstanding, June 30, 2019		1,244,948	$	1.50		1.10
Exercisable, June 30, 2019		1,191,511	$	1.28		1.00

Schedule of Stock Compensation Expenses

For the six months ended June 30, 2019 and 2018, the Company recorded the following stock compensation in general and administrative expense:

	2019		2018
Stock options	$	278,603	$	967,597
Warrants		42,585		131,047
Common stock		-		12,000
Total stock compensation expense	$	321,188	$	1,110,644