<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<S> <C> <C>
<PERIOD-TYPE> YEAR YEAR
<FISCAL-YEAR-END> DEC-31-1999 DEC-31-1998
<PERIOD-START> JAN-01-1999 JAN-01-1998
<PERIOD-END> DEC-31-1999 DEC-31-1998
<CASH> 24,002,826 8,122,540
<SECURITIES> 1,314,867 0
<RECEIVABLES> 166,908 0
<ALLOWANCES> (50,000) 0
<INVENTORY> 103,020 0
<CURRENT-ASSETS> 129,145 37,611
<PP&E> 865,965 520,985
<DEPRECIATION> (321,791) (124,967)
<TOTAL-ASSETS> 26,291,957 8,637,206
<CURRENT-LIABILITIES> 941,532 527,913
<BONDS> 0 0
0 0
34,156,030 11,717,614
<COMMON> 878 753
<OTHER-SE> (9,015,007) (3,917,471)
<TOTAL-LIABILITY-AND-EQUITY> 8,637,206 26,291,957
<SALES> 260,589 0
<TOTAL-REVENUES> 260,589 0
<CGS> 504,700 0
<TOTAL-COSTS> 504,700 0
<OTHER-EXPENSES> (5,149,313) (2,652,767)
<LOSS-PROVISION> 0 0
<INTEREST-EXPENSE> (46,498) (34,223)
<INCOME-PRETAX> (5,171,172) (2,643,265)
<INCOME-TAX> 0 0
<INCOME-CONTINUING> (5,171,172) (2,643,265)
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> (5,171,172) (2,643,265)
<EPS-BASIC> (25.93) (28.22)
<EPS-DILUTED> (25.93) (28.22)
</TABLE>