Emergency Light Suppliers-Fire Emergency Light Battery Principle
Most fire emergency lights use dry lead-acid batteries. Lead-acid battery (VRLA) is a storage battery whose electrodes are mainly made of lead and its oxides, and the electrolysis solution is sulfuric acid solution. In the discharged state of the lead-acid battery, the main component of the positive electrode is lead dioxide, and the main component of the negative electrode is lead; in the...
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