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“It’s the dark season again, and time to plaster our child’s clothing with reflectors and lights in an effort to increase safety. Hats with front lamps are a thing, and headlamps exist also, but neither seems to work …
“Plastic covered photo cells + Supercapacitor with unlimited life Features: - 6x BPW34 photodiodes aka solar cell (plastic diodes, more resistant to damage against glass solar cell) - Up to 10F supercapacitor (You can use bigger capacity but 10F is optimal for charge …