Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Dec. 31, 2017	Mar. 31, 2017
ASSETS
Cash and cash equivalents	$ 1,624,338	$ 1,982,276
Accounts receivable, net of allowance for doubtful accounts of $25,000	1,493,375	862,619
Inventories	500,946	369,796
Prepaid expenses and other current assets	16,533	35,752
Total current assets	3,635,192	3,250,443
Property and equipment, net of accumulated depreciation of $60,970 and $32,562, at December 31, 2017 and and March 31, 2017, respectively	142,590	170,998
Inventories - long-term portion	56,611	56,611
Intangible assets, net of accumulated amortization of $10,290 and $9,244, at December 31, 2017 and and March 31, 2017, respectively	10,643	11,690
Other assets	91,814	104,907
Deferred tax asset	537,000	926,000
Total other assets	838,658	1,270,206
Total assets	4,473,850	4,520,649
LIABILITIES AND STOCKHOLDERS' EQUITY
Capital lease payable	31,196	30,895
Accounts payable	308,370	269,007
Accrued expenses and other current liabilities	137,782	148,731
Customer deposits	125,142	125,142
Due to stockholder	130,551	195,562
Total current liabilities	733,041	769,337
Capital lease payable, net of current portion	62,684	83,812
Total liabilities	795,725	853,149
Stockholders' equity:
Preferred stock, $.01 par value; 5,000,000 shares authorized, no shares issued and outstanding
Common stock, $0.0005 par value; 150,000,000 shares authorized, 67,588,492 shares issued and outstanding	33,794	33,794
Additional paid-in capital	33,294,069	33,294,069
Accumulated deficit	(29,649,738)	(29,660,363)
Total stockholders' equity	3,678,125	3,667,500
Total liabilities and stockholders' equity	$ 4,473,850	$ 4,520,649

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.