CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Operating activities:
Net Income (loss)	$ 989	$ (3,006)
Adjustments to reconcile net loss to cash used in operating activities:
Depreciation and amortization	358	315
Loss on disposal of fixed asset		15
Amortization of debt discount	267	30
Share-based compensation	195	242
Changes in assets and liabilities related to operations:
Trade accounts receivable	(1,962)	(141)
Inventories	(1,786)	(312)
Prepaid expenses and other assets	(339)	6
Accounts payable	295	170
Deferred Revenue	(164)	567
Accrued expenses	113	(592)
Other long-term assets and liabilities	(27)	(70)
Net cash used in operating activities	(2,061)	(2,776)
Investing activities:
Acquisition of equipment and leasehold improvements	(878)	(740)
Net cash used in investing activities	(878)	(740)
Financing activities:
Principal payment on finance leases	(218)	(218)
Proceeds from line of credit, bank	2,000	1,500
Payments to the line of credit, bank	(2,000)	(1,000)
Proceeds from related party convertible loan		2,000
Proceeds from PPP / SBA Loan	952
Proceeds from line of credit, Beachcorp LLC	14,515	9,486
Payments to line of credit, Beachcorp LLC	(12,584)	(10,094)
Proceeds from sale of common stock		1,677
Proceeds from exercise of stock options	37	14
Net cash provided by financing activities	2,702	3,365
Decrease in cash	(237)	(151)
Cash at beginning of period	1,194	1,345
Cash at end of period	957	1,194
Supplemental cash flow information:
Interest paid	178	173
Supplemental non-cash investing and financing activities:
Accounts payable incurred for the purchase of equipment and leasehold improvements	$ 83	22
Stock conversion rights related to convertible loan		$ 1,200