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Amazon.com: EDGELEC 100pcs 5mm Red Blinking Diffused LED Diodes 1.5Hz Flash (Single Color Flashing) Round Lens 29mm Lead DC 2V Blink Bulb Lamp Light Emitting Diode +100pcs Resistors 470ohm for DC 6-12V
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50pcs 5mm White Green Red Blue Yellow Light-emitting-diode Automatic Flashing Led Flash Control Blinking 5 Mm Led Diode 1.5hz - Diodes - AliExpress
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Amazon.com: iBrightstar Newest 9-30V Flashing Strobe Blinking LED Reverse Lights 7440 7443 T20 LED Bulbs with Projector Replacement for Back Up Reverse Lights, Xenon White : Automotive
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Amazon.com: EDGELEC 50pcs 12 Volt 5mm Red Blinking LED Lights Emitting Diodes (1.5Hz Single Color Flashing) Pre Wired 7.9 Inch DC 12v LED Light Diffused Colored Lens Small LED Lamps : Industrial
![Small blinking LED light I found in the street (Colorado). Blinks in an odd pattern of long and short flashes. : r/whatisthisthing Small blinking LED light I found in the street (Colorado). Blinks in an odd pattern of long and short flashes. : r/whatisthisthing](https://i.redd.it/ujqff5m5rem11.jpg)