Prepaid Expenses

3 Months Ended

Mar. 31, 2021

Prepaid Expenses Disclosure [Abstract]

Prepaid Expenses

Note 5 - Prepaid Expenses

Prepaid expenses consist of the following:

	March 31,		December 31,
	2021		2020
Director, officer and other insurance	$	181	$	18
NASDAQ fees		33		-
Legal retainer		25		25
Marketing programs and conferences		73		106
Professional services retainer		12		8
Rent		18		18
Engineering, software licenses and other		18		3
Total prepaid expenses	$	360	$	178