Instructables
components:

3 white led

mobile battery (out dated)

1" x 1 2" plastic reducer

cover of plastic bottle

wire

switch 1
 
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Step 1:

Picture of
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circuit



place this leds on bottle cover



place the cover in 1" x 1 2" plastic reducer


connect mobile battery and switch.......
0cracker (author) 2 years ago
thnxxx
this is pretty clever. good work.
0cracker (author) 2 years ago
the cost of led 2rs/led

plastic reducer=15rs

switch=5rs