dear sir, i need your help to construct a LED tube light consist 100 5mm leds dual power operated (AC 220 and DC). when AC power is goes off the led load shift automatic on battery power which auto charge during AC 220 is available and led tube run on 220 VAC directly. Please help me to prepare a circuit diagram and mail me my email address gandapunk@hotmail.com i shall be thankful to you for this
I am Sorry Matthew, I have never been to the USA. I live in INDIA, and here it is available in any Car part Shop. Sorry I could not help you, that is why I was surprised when you said your search was without success.
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Comment: A job well done.............
Comment: Yes use 2 Mobile Phone Batteries in series.
Comment: It can be used but it will go flat in 2 hours because a 1 watt LED draws 350 Milli Amps…
Comment: It is only inside a mobile phone that the 2 contacts other than the positive and negati…
Comment: It is a very good project specially for patients in bed who requires constant attention.