... Ultrasonic pest repeller 1.AC110~240V,4W 2.ultrasonic wave and electragnetic wave 3.Repel rat,mice,fly,mosquito electronic Ultrasonic ... 40"HQ 66600Model:GX-01/01Function:1.Two wave inside;2.ultrasonic wave and electragnetic wave;3.Repel mosquitoes,flies,rats,cockroach ... such pests.2.It is centrelled by microcomputer, carrier wave pulse circuitry and carrier frequency pulsecircuitry, repels pests by ...