Consolidated Balance Sheets - USD ($)	Dec. 31, 2015	Jun. 30, 2015
Current assets:
Cash and cash equivalents	$ 2,134,140	$ 3,925,967
Trade accounts receivable, less allowance for doubtful accounts of $446,867 as of December 31, 2015 and $417,444 as of June 30, 2015	3,016,545	3,346,770
Other receivables	8,088	6,748
Inventories, net	5,470,960	5,421,787
Prepaid expenses and other	331,125	273,629
Prepaid income taxes	340,908	338,108
Total current assets	11,301,766	13,313,009
Property and equipment, net	4,808,736	5,025,076
Intangible assets, net	175,463	190,803
Other assets	580,222	623,342
Total assets	16,866,187	19,152,230
Current liabilities:
Current portion of long-term debt	125,458	121,884
Current portion of capital lease	178,260	173,357
Current portion of deferred gain	150,448	150,448
Line of credit	733,316	1,909,919
Warranty reserve	154,015	153,185
Accounts payable	1,844,032	2,520,327
Accrued expenses	273,385	279,547
Accrued payroll and benefits expense	330,134	263,092
Total current liabilities	3,789,048	5,571,759
Long-term debt, net of current portion	587,413	651,118
Capital lease, net of current portion	3,374,476	3,464,850
Deferred gain, net of current portion	1,905,673	1,980,897
Deferred rent	63,688	41,150
Deferred income tax liabilities	136,128	136,128
Total liabilities	$ 9,856,426	$ 11,845,902
Commitments and contingencies
Stockholders' equity:
Preferred stock, no par value: Authorized 5,000,000 shares; 1,610,000 shares issued and outstanding at December 31, 2015 and June 30, 2015, respectively	$ 3,067,608	$ 3,087,554
Common stock, no par value: Authorized 50,000,000 shares; 2,672,652 shares and 2,642,389 shares issued and outstanding at December 31, 2015 and June 30, 2015, respectively	7,639,866	7,610,244
Accumulated deficit	(3,697,713)	(3,391,470)
Total stockholders' equity	7,009,761	7,306,328
Total liabilities and stockholders' equity	$ 16,866,187	$ 19,152,230