Ultrasonic rodent repeller continuously emits high-frequency ultrasound that drives out rats, mice, martens and other rodent pests. The ultrasound cannot be heard by humans and does not harm people or pets. Easy to operate; uses no chemicals; poison-free; environmentally friendly.

162200208: effective area of 15m²

162200307: effective area of 30m²

162200406: effective area of 20m²; 6 - 7 weeks’ independent use without a mains power source; 8 x AA batteries are required