Brand new, never used, Light Flasher.

Three transistor circuit drives an LED (light emitting diode), at a rate of approximately once per second (which can be adjusted by changing component values).

A good circuit for teaching simple electronic principles.

Printed circuit board design, soldering required. Requires two AA batteries (not included).


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The seller makes no representation of any item(s) sold to be fit for a particular purpose and assumes no liability for its use or misuse. It is assumed that the unit(s) will be installed and operated by qualified personnel. The purchaser agrees that the seller shall not be held responsible or liable for any injuries or damages, whether incidental or consequential, associated in any way with the item(s).