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automatic led emergency light

i am new to this website

can u help how to build automatic led emergency light

i need help for connection and circuit diagram for led emergency light

please help me........................

thanks for ur help

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More information is needed.

Lets start with what kind of emergency. Your grandma fell down the stairs? Computer is overheating? Your house is on fire?

automatic led emergency light which glows when power is off
Power a relay via an ac adapter. When the power is removed from the relay it closes the circuit and allows a battery to supply the LED with current.
have you made the Start Here Bot?
That would light up when the power was on, but also dark because the lights were off. I had assumed he wanted it to pnly light up when the power was out.

by a factor of 2^infinity

so we'll go with your suggestion. nice one!