battery safety
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A Supermarket Solar Light Charged Its Unprotected Li-ion Cell to 4.8 V on a Sunny Day Cheap solar wall lights are on millions of walls, and most people never think about the battery inside. YouTuber DiodeGoneWild opened one that was sold in a Czech supermarket, by a Czech company, with a PIR motion sensor, an "IP44" rating and an 18650 Li-ion cell. What he found inside led him to title the video "LED Solar Sensor Houseburner". No charger,… |
