K.  Walraven
About the article

Jogging LED

Jogging LED
With the darkness of winter evenings on them again, joggers, walkers, hikers and long-distanee runners should take heed of their safety in traffic. The jogging LED deseribed in this article is a small circuit which emits a brightly flashing light in a steady rhythm. With the circuit attached to your arm, you will be noticed earlier by approaching traffic. Health with a secure feeling!
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