ClimateHackadayabout 3 hours ago
Solar Light Li-ion Cell Explodes Dangerously
1 min read
A Czech company sold an outdoor solar light containing an unprotected 18650 Li-ion cell instead of NiMH. Testing showed the 5.5 V panel charged the battery to 4.8 V, creating a risk of explosion or fire due to overvoltage.
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