SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2020

Dec. 31, 2019

Accounting Policies [Abstract]

Schedule of inventory

	September 30, 2020		December 31, 2019
Raw Material	$	784,297	$	372,101
Work in Process		116,709		-
Finished Goods		73,994		55,415
TOTAL INVENTORY	$	975,000	$	427,516

	Years Ended December 31,
	2019		2018
Raw material	$	372,101	$	307,947
Finished goods		55,415		39,998
Total inventory	$	427,516	$	347,945

Schedule of changes in fair value associated with level 3 liabilities

	Fair Value Measurements Using Significant   Unobservable Inputs (Level 3)
	Nine Months Ended September 30, 2020			Year ended December 31, 2019
Balance, beginning of period	$	-		$	-
Issuances of derivative liability		(32,906	)		-
Change in fair value of derivative liability		(136,323	)		-
Balance, end of period	$	(169,229	)	$	-

	Fair Value Measurements Using Significant Unobservable Inputs (Level 3)
	December 31,
	2019		2018
Balance, beginning of period	$	-	$	(166,093	)
Issuances of derivative liability		-		-
Reclassification to additional paid in capital		-		1,141,995
Change in fair value of derivative liability		-		(975,902	)
Balance, end of period	$	-	$	-

Schedule of disaggregation of revenue

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Type of Revenue
Product revenue	$	245,075	$	61,182	$	1,043,585	$	212,905
Service revenue		16,410		26,950		53,500		100,459
Development revenue		351,248		-		866,119		-
Other revenue		1,293		-		6,394		219
Total revenue	$	614,026	$	88,132	$	1,969,598	$	313,583

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Timing of Revenue
Revenue recognized point in time	$	331,528	$	79,166	$	1,170,409	$	281,333
Revenue recognized over time		282,498		8,966		799,189		32,250
Total revenue	$	614,026	$	88,132	$	1,969,598	$	313,583

	Years Ended December 31,
	2019		2018
Type of Revenue
Product revenue	$	212,905	$	125,664
Service revenue		107,478		64,365
Total revenue	$	320,383	$	190,029

	Years Ended December 31,
	2019		2018
Timing of Revenue
Revenue recognized point in time	$	281,333	$	147,863
Revenue recognized over time		39,050		42,166
Total revenue	$	320,383	$	190,029

Schedule of deferred warranty activity

	Nine Months Ended September 30, 2020			Year Ended December 31, 2019
Balance at beginning of period	$	378,850		$	20,631
Additions		1,046,250			397,269
Transfer to revenue		(1,115,882	)		(39,050	)
Balance at end of period	$	309,218		$	378,850

	Years Ended December 31,
	2019			2018
Balance, beginning of year	$	20,631		$	30,690
Additions		20,826			32,106
Transfer to revenue		(39,050	)		(42,166	)
Balance, end of year	$	2,467		$	20,631

Schedule of lease costs

	Three Months Ended September 30,					Nine Months Ended September 30,
	2020			2019		2020			2019
Components of total lease costs:
Operating lease expense	$	80,725		$	148,922	$	246,680		$	445,148
Short-term lease costs (1)		2,100			11,122		7,650			38,626
Sublease rental income		(20,245	)		-		(70,858	)		-
Total lease costs	$	62,580		$	160,044	$	183,472		$	483,774

⁽¹⁾ Represents short-term leases which are immaterial.

	Year ended December 31, 2019
Components of total lease costs:
Operating lease expense	$	593,707
Short-term lease costs (1)		46,575
Total lease costs	$	640,282

Schedule of ROU lease assets and lease liabilities

	As of September 30, 2020		As of December 31, 2019
Assets:
Operating lease assets	$	125,258	$	331,419
Total lease assets	$	125,258	$	331,419
Liabilities:
Operating lease liabilities, current	$	183,995	$	489,407
Operating lease liabilities, net of current		-		52,449
Total lease liabilities	$	183,995	$	541,856

	As of December 31, 2019
Assets:
Operating lease assets	$	331,419
Total lease assets	$	331,419
Liabilities:
Operating lease liabilities, current	$	489,406
Operating lease liabilities, net of current		52,449
Total lease liabilities	$	541,855

Schedule of operating leases

	Nine Months Ended September 30,
	2020			2019
Operating cash flows for operating leases	$	398,374		$	340,044
Weighted average remaining lease term (in years) – operating lease		0.4			2.3
Weighted average discount rate – operating lease		14	%		14	%

	Year ended December 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows for operating leases	$	570,568

Schedule of future minimum lease payments

Years ending December 31,
2020 (3 months)	$	132,791
2021		57,153
Total future minimum lease payments		189,944
Lease imputed interest		(5,949	)
Total	$	183,995

Years ending December 31,
2020	$	531,166
2021		57,153
Thereafter		-
Total future minimum lease payments		588,319
Lease imputed interest		(46,464	)
Total	$	541,855

Schedule of EPS computations

	Three Months Ended September 30,						Nine Months ended September 30,
NUMERATOR:	2020			2019			2020			2019
Basic and diluted - net	$	(3,325,880	)	$	(5,225,314	)	$	(9,353,706	)	$	(16,135,767	)
DENOMINATOR:
Weighted average number of shares of common stock outstanding		19,756,465			16,910,643			19,756,175			16,851,371
Weighted average number of shares of common stock underlying vested restricted stock units		240,863			50,396			141,418			34,486
Weighted average number of shares of common stock underlying shares issuable for warrants with minimal consideration		46,893			1,529			46,892			515
Basic EPS – weighted average number of shares outstanding		20,044,221			16,962,568			19,944,485			16,886,372
Effect of dilutive securities outstanding		-			-			-			-
Diluted EPS – weighted average number of shares outstanding		20,044,221			16,962,568			19,944,485			16,886,372

	Years Ended December 31,
	2019		2018
Warrants to purchase common stock		1,590,535		-
Options to purchase common stock		225,001		-
Restricted stock purchase offers		163,950		-
Convertible debt		-		46,893
Total potentially dilutive securities		1,979,486		46,893

Schedule of potentially dilutive securities excluded from the computation of diluted net loss per share

	Nine months ended September 30,
	2020		2019
Warrants to purchase common stock		1,879,785		-
Options to purchase common stock		499,674		-
Restricted stock units		750,000		63,080
Convertible debt		-		46,893
Total potentially dilutive securities		3,129,459		109,973

Schedule of concentration of customers

	Three Months Ended September 30,						Nine Months Ended September 30,
Customer	2020			2019			2020			2019
A		29	%		-	%		51	%		-	%
B		58	%		-	%		44	%		-	%
C		13	%		-	%		-	%		-	%
D		-	%		-	%		-	%		44	%
E		-	%		85	%		-	%		36	%
F		-	%		-	%		-	%		18	%

	Years Ended December 31,
Customer	2019			2018
A		45	%		17	%
B		18	%		76	%
C		36	%		0	%

Schedule of lease terms and discount rate

Weighted average remaining lease term (in years) – operating lease	1.1
Weighted average discount rate – operating lease	14	%