SC ELITE LTD
Pest repeller normal uses ultrasonic design to repel the animal unwanted,like dogs,cats,and others.
The Multi-purpose Electromagnetic & Ultrasonic Pest Chaser adopts high-tech means, can produce one kind of extremely special super low frequency electromagnetic wave, transmitting by itself blast-off component and power cable, effectively stimulate the pests' (such as cockroach, ant, spider, flea and bedbug) nerve system and sense of hearing system, making them inadaptive and escape.
Can produce variable anf fixed frequency ultrasonic wave to effectively repel rat, mosquito, and other pests in its governing scope.
Many pests fear light, according to this theory the product built-in light to repel all kinds of pests in its governing scope.