This very tiny circuit flashes 2 super-bright 3mm Red LEDs (may be increased to 4) at a rate of 2 pulses per second & with an ON/OFF ratio of 1/8.

The IC has internal osc which requires no external parts. The kit can operate continuously for days on 2 pcs of size AA batteries.

 

Applications : Ideal for use as visual warning device, hazard light, . . .Great for beginners

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