Condensed Balance Sheets (Unaudited) - USD ($)	Sep. 30, 2018	Dec. 31, 2017
Current assets
Cash and cash equivalents	$ 238,172	$ 229,218
Accounts receivable, net	4,400,032	2,229,512
Inventories	6,300,794	5,202,303
Prepaid expenses and other current assets	680,411	578,406
Total current assets	11,619,409	8,239,439
Other assets	240,999	391,668
Equipment, net	268,645	161,574
Total assets	12,129,053	8,792,681
Current liabilities
Bank debt	1,949,850	90,260
Accounts payable	3,529,843	3,526,851
Accrued sales tax	240,973	831,000
Accrued expenses	1,883,741	1,172,984
Total liabilities	7,604,407	5,621,095
Commitments and contingencies (Note 4)
Stockholders' equity
Common stock: Authorized: 25,000,000 shares at $0.01 par value Issued and outstanding: 16,106,681 shares at September 30, 2018 and 15,286,540 shares at December 31, 2017	161,067	152,865
Additional paid-in capital	40,857,998	40,265,282
Accumulated deficit	(36,494,419)	(37,246,561)
Total stockholders' equity	4,524,646	3,171,586
Total liabilities and stockholders' equity	$ 12,129,053	$ 8,792,681