DC3V auf 7000V 7KV Hochspannungs-Boost-Modul Hochspannungsgenerator Lichtbogen DC3-4,8V
4,05 €
Can release a certain amount of negative oxygen ions, both sterilization and disinfection, but also purify the air. hope you could understand. Compact size, exquisite appearance, simple and convenient to use.
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