| 摘要 |
PROBLEM TO BE SOLVED: To provide a dogs and cats repelloer that can inhibit dogs and cats from coming in the front of the house or into the garden to bring about the mischef's, for example, from damaging cultured plants such as flowers, shitting and the like, and also can surprise the trespasser, for example, a thief at night. SOLUTION: This dogs and cats repeller comprises the sensor 1 that detects the invasion of beasts by the heat rays or far-infrared rays, the ultrasonic generator 2 that emits the ultrasonic waves of high frequency in the zone that dogs and cats dislike, from the speaker 6 for a preset time, initiated by the detection signal from the sensor 1, the light emitter 3 that turns on and off or turns on the light for a prescribed time by the detection signal from the sensor 1, and the buzzer 4 that emits the audible alarm for a prescribed time initiated by the detection signal from the sensor 1.
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