Stealth Repeller - This solar-powered smart ultrasonic mouse repeller does not emit noise or radiation. It is intelligent frequency conversion. It uses the sensitive hearing characteristics of miceto design ultrasonic and electromagnetic waves for mice's sensitive sound segments, so that mice have nowhere to hide. Solar Charging - Built-in high-quality aircraft-grade solar panels with high conversion rate can be charged in rainy days. On a sunny day, it can be fully charged in about seven or eight hours.Upgraded high-capacity nickel-chrome battery, longer battery life. Safety and environmental protection - using ABS plastic + cast aluminum body, with good compression coefficient, more corrosion resistant than traditional stainless steel, longer service life, a usein the long term, the ultrasonic waves emitted are harmless to the human body, ensuring the safety of you and your family. Using professional waterproof technology, the waterproof performance is superior and the protection level reaches IP65. He is not afraid of the rain when it rains. It is perfect for outdoor use. This is areal waterproof solar mouse repellent. Wide coverage - can effectively expel mice hiding in dead corners, covering an area of about 300 square meters. This product is suitable for open lawns, farms, gardens and other open areas. The more the effect iscloser, the better. If the garden is larger, two are recommended. Size: 15x31.7cm