Anti-interference device 6 in 1
›› Anti-interference device 8 in 1
8 in 1 function:
›› anti-interference of 1.wireless waves,
›› high-voltage electricity,
›› cell-phone wireless waves,
›› high and low frequency waves,
›› ultra high frequency wave and ultra short wireless waves;
›› time delay alert (when interfered, the machine shuts down by itself and turns on again after few seconds).
›› SW can be set "auto" or "hand on"
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