<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE FINANCIAL
STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> MAR-31-2000
<PERIOD-END> SEP-30-2000
<CASH> 307,430
<SECURITIES> 611,346
<RECEIVABLES> 530,947
<ALLOWANCES> 120,387
<INVENTORY> 2,058,836
<CURRENT-ASSETS> 4,992,495
<PP&E> 3,230,276
<DEPRECIATION> 606,779
<TOTAL-ASSETS> 18,086,961
<CURRENT-LIABILITIES> 5,058,776
<BONDS> 0
850,000
0
<COMMON> 29,171
<OTHER-SE> 7,059,818
<TOTAL-LIABILITY-AND-EQUITY> 18,086,961
<SALES> 2,559,696
<TOTAL-REVENUES> 2,559,696
<CGS> 1,640,005
<TOTAL-COSTS> 1,640,005
<OTHER-EXPENSES> 0
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 123,642
<INCOME-PRETAX> 77,779
<INCOME-TAX> 0
<INCOME-CONTINUING> 77,779
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> 77,779
<EPS-BASIC> .03
<EPS-DILUTED> .02
</TABLE>