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Mains adaptor switch:

improves adaptor efficiency

Mains adaptor switch:
Mains adaptors are used more and more frequently to power small equipment. A drawback of this is that even when the equipment is switched off, the adaptor continues to draw a small current from the mains supply. The present switch reduces this current and at the same time offers the incidental benefit of decreasing the stray field around the adaptor.
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