Low cost / Automatic Emergency Light

ultrasonic™ at 14h44
27
Aug
2010
Low cost / Automatic Emergency Light

this circuit is applicable as a emergency lights wen der is an absence of presence of current & voltage in a specific source line



Here is a white-LED-based emergency light that offers the following advantages:

1. It is highly bright due to the use of white LEDs.
2. The light turns on automatically when mains supply

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27/08/2010 at 14h44 by "ultrasonic™"