【360° Ultrasonic Coverage】The product is small and fits in almost any corner of your home that has an outlet. It has 360° ultrasonic release, and effective protection area up to 1290 square feet. It is suitable for various environment, like homes, warehouses, garages, gardens and more. Whether indoors or outdoors, small or large space, it can effectively repel mice, squirrels, cockroaches, bats, spiders and other pests. 【Plug in Operation】Just the mice repellent into the outlet and manually to mode. The device has a repellent effect and do not leave any remains of dead pests, and no need to clean them up. Sometimes rodent may be more active during the first application, indicating that they are irritated, and after a while, they will fade away. Make sure to use repellent consistently and patiently for better results. 【3 Modes and 9 Strobes】There are 3 efficient working modes, switching between variable frequency and fixed frequency ultrasonic waves. The frequency waves constantly change intermittently, so mice will not adapt to it. The pet repeller automatically recognizes and activates day and night modes, and LED flash light will automatically flash in the dark and stop flashing in environment. 【Ultrasonic and PIR Infrared Sensor】This mouse repellent adopts intelligent variable frequency ultrasonic, PIR infrared sensor and strobe light. When rodents get close, ultrasonic and pulse waves are triggered that disrupt their nervous and auditory systems, causing them to become uncomfortable and flee the area. It will not disturb your family or pets, safe, efficient and harmless. 【Premium Material】The product is made of high quality ABS, durable and odorless, no need for frequent replacement or maintenance. It will bring you a clean and comfortable life. Since ultrasonic waves emitted by the repellent do not penetrate walls, it is recommended to use one in each room for better results.