CONSOLIDATED STATEMENTS OF CASH FLOW - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Operating activities:
Net income	$ 1,862	$ 2,078
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	244	218
Software amortization	530	362
Stock-based compensation	206	301
Deferred income tax expense (benefit)	(21)	20
Loss on disposal of assets	36	2
Changes in operating assets and liabilities:
Accounts receivable, net	(491)	(328)
Inventories	(954)	(194)
Prepaid expenses and other current assets	(132)	26
Accounts payable	337	280
Accrued expenses and other current liabilities	45	185
Net cash provided by operating activities	1,662	2,950
Investing activities:
Capitalized software development costs	(362)	(1,052)
Purchases of property and equipment	(194)	(300)
Net cash used for investing activities	(556)	(1,352)
Financing activities:
Stock for tax withholding	(10)	0
Net cash used for financing activities	(10)	0
Effect of exchange rate changes on cash	(50)	45
Increase in cash and cash equivalents	1,046	1,643
Cash and cash equivalents at beginning of period	3,190	1,547
Cash and cash equivalents at end of period	4,236	3,190
Non-Cash investing and financing activities:
Purchase of property and equipment in accounts payable	$ 5	$ 27