EFFECTIVE RODENT PROTECTION: Mice and rats feel disturbed by the ultrasonic waves from the transmitting device and leave their quarters. For us humans, these frequencies are not audible SIMPLE APPLICATION: turn on and place in desired position. Effective area of about 120 m² per unit. NO ADDICTION EFFECT: the frequency of change reduces the habituation effect, the defense and expulsion function is not interrupted ENVIRONMENTALLY FRIENDLY: Mouse and rat trap without bait and poison, as a replacement or in combination with a mousetrap, bait box or live animal trap < p>RANGE REINFORCEMENT: Up to 120 square meters can be sent by ultrasonic waves, does not penetrate walls - 1x shot per room is recommended, rodent scaring is ideal for the home or outdoors.< /p>