Led light cap / safty cap or light by Jr Hacking kid
this is one of my entrys to the contest i had gotten this idea from a make magzine in the tool box section called h2on its a cap light for nalgeen bottles so i said toi myselft in stead of buying it for 22 bucks i made my own less than a few dollars
 
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Step 1: Parts and tools

well here in hawaii they only have radioshack and the internet so i went to radioshack even though it is expensive =(
parts:

simple aa battery holder with a 9v battery clip

a 9v battey clip

aa battery

a 3.3v 20ma 10mm red led

a swicth

tools:

solder iron and solder of course

hot glue gun and glue sticks for hot glue gun
Luziviech says: Jul 1, 2010. 2:31 AM
yea dude, thats sumthin i like. I'll make sum of these usin baby bottles and UV LEDs and give them to my juggling room-mate for upcoming night-shows, tha'll gonna be fun!
Rob K says: Feb 2, 2009. 12:48 AM
Nice Also radio shack is no fun on its prices.
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