Improved Technology: Mosquito repellent uses more powerful fleas, making parasites and rodents more immune than before. In addition, this insect repellent effectively eliminates various insects, rodents, mice, spiders, fleas and other pests. Artificial pests and non-toxic pests: This insect repellant is safe for people and cute pets such as cats and dogs. Pest control is 100% non-toxic and is an ideal substitute for harmful and hazardous chemicals, poisons and traps. Large effective coverage area: Ultrasonic mosquito repellent can effectively cover an area of 85 meters squares. Pest control is widely used in homes, warehouses, offices, gardens, hotels and wine cellars. Easy to use: Just plug the insect repellent into an electrical outlet and turn it on . Insect repellents can immediately repel pests without killing them. No battery is needed, saving you a lot of replacement time. Model: QL-866 Power: 5 W Weight: O.055kg Material: environmentally friendly ABS material Rated voltage: AC90-250V Use distance: 20-80 cm from the ground Feed frequency: 50-60Hz Delivery quantity: 6 pieces Principle of the mouse repellent Using ultrasound to continuously change the frequency, stimulate and destroy the auditory system and the nervous system of the rat, making it intolerable, and feeling uncomfortable, unable to reproduce and grow, and accelerate the escape from the house The effect of mouse repellent on mice The electrical wave continually stimulates and interferes with the auditory system and the nervous system of the rat to make the rat uncomfortable and uncomfortable, destroy the rat's living environment and get the rat out of reach of mouse repellent Please allow slight deviation in the measurement data and make sure that it does not you do not mind before ordering. High quality store for you Store tips: 1. The size is manually measured, please allow the error (1-3cm). 2. Due to the different monitor pixels, there may be some color difference, please refer to the actual product. 3. After receiving the parcel, if any dissatisfaction, please contact me first, do not leave negative feedback easily, thank you and have a nice day.