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This is a very power efficient light bulb.It just uses nine volts and a few leads!

Step 1: Material Needed:-

1)9 volt battery
2)a few leads
3)wires
4)a switch
5) a beaker or container.

Step 2: Structure:-

1)Take the crocodile clips and attach the wire to it.
2)Keep tye clip upright and then keep the lead on it.
3)Attach a switch to the wire complete the curcuit with the battery.

Step 3: Thats All!

Now if you need any emergency light use it!
you may use an eliminator.
you may use an eliminator.
I suppose it may be efficient in the sense that it is a very quick way to drain an unwanted 9v battery and quickly convert its energy into heat.
Eh, efficient?
How is this power efficient?
Mhhhhhh...

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Bio: I am just fascinated in science!
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