Wednesday, 18 March 2015

Long battery life bicycle indicators

Features:LONG BATTERY LIFE. Circuit is completely turned off when not blinking. ULTRA BRIGHT LED's CHEAP, UNDER 20 BUCKS VERY SMALL CONTROLLER BOX AND WIRING WORKS ON A SINGLE 9V BATTERY Parts list 2 x LED's (I used car LED's working on 12v that I found in a car parts shop for under 5 buc...

By: tomheylen



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from Instructables: exploring - technology - robots http://ift.tt/1FAjrV6

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