送交者: peanut 于 2005-1-11, 07:30:24:

回答: No. To use LED at home, you need an AC-DC adapter, which is not economic. 由 peanut 于 2005-1-11, 07:27:10:

• I think LED's have longer life than bulbs - Enlighten (80 bytes) 2005-1-11, 08:12:39
  • To send warning message, taillight LED only need to run at very low power. - peanut (62 bytes) 2005-1-11, 09:59:28
  • Lightbulb could run with infinite lifetime. The company just does not sell. - peanut (223 bytes) 2005-1-11, 09:55:15

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