Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash Flows From Operating Activities
Net income	$ 125,480	$ 1,088,521
Adjustments to reconcile income to net cash used in operating activities:
Depreciation and amortization	275,721	245,048
Bad debt expense	1,196,660
True up of accounts payable	(468,081)
Loss on sale of assets	(40,045)
Stock based compensation to employees, officers and directors		10,688
Changes in operating assets and liabilities:
Trade receivables, net	(146,811)	479,193
Inventories	900,750	(807,543)
Prepaid expenses	(1,854)	256,206
Note receivable	(22,409)	675,000
Other assets	(29,292)	(33,409)
Accounts payable and accrued expenses	(1,189,542)	(1,104,418)
Customer deposits and other liabilities	105,250	(317,727)
Net cash used in operating activities	(614,851)	(647,335)
Cash Flows From Investing Activities:
Purchase of property and equipment	125,135	140,186
Purchase of intangible assets	51,000
Net cash used in investing activities	(176,135)	(140,186)
Cash Flows From Financing Activities:
Payments on capital lease obligations	2,352	8,950
Net cash used in financing activities	(2,352)	(8,950)
Net change in cash and cash equivalents	(793,338)	(796,471)
Cash and cash equivalents, beginning of period	1,272,208	1,412,082
Cash and cash equivalents, end of period	478,870	615,611
Cash paid during the period for:
Interest	130,594	149,521
Income taxes	20,025
Non cash activities:
Transfer of fixed assets to intangible assets	$ 204,000