Make Simple Head Light for Bicycle

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:

circuit



place this leds on bottle cover



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


connect mobile battery and switch.......

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    3 Discussions

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    0cracker

    6 years ago on Introduction

    the cost of led 2rs/led

    plastic reducer=15rs

    switch=5rs