The product adopts high-tech means, can produce a kind of extremely special super low frequency electromagnetic wave, transmitting by itself blast-off component and power cable, can effectively stimulate the cockroach etc. pest's ( such as cockroach, ant, spider, flea and bedbug) nerve system and sense of hearing system in its governing scope, makes them inadaptive but escape.

Can be applied in family, dining-room, hotel, hospital, office building, storage, farm and other indoor place use.