Safe Grip in Ultrasonic DeviceCompared with traditional mosquito coils or insect repellent sprays, this ultrasonic mosquito repellent has no poisons, chemicals, traps and kills, safe for children and pets. Via a physical method that eliminates parasites, non-toxic and environmentally friendly. It is an ultrasonic repeller that combines advanced technology and humanitarianism. Intelligent light-sensing night lightThis ultrasonic mouse device is designed with an intelligent light-sensing night light. The night light automatically turns off at dawn and automatically turns on at dusk. Energy saving, voltage overload protection. 2 working modes and easy to useInsert the mouse repellent into the power outlet. The first click: the ultrasonic device ultrasound and the night light function are activated. The second click: Only turn off the night light function, the ultrasonic ultrasonic mosquito function continues to work. The third click: Turn off the machine. Mini size design. You can see the pests disappear in 2-6 weeks. Effective Anti MouseThe ultrasonic mosquito repellent plugin is a must-have in every home or office. The electronic rat repellent is very effective against mice, rats, squirrels, ants, insects, cockroaches, mosquitoes, fruit flies, fleas, crickets, bees, moles, snakes, scorpions, bats, wasps, all kinds of insects and rodents through unique ultrasonic sound and electromagnetic waves. Plug-in ultrasonic device mouse wide coverageThe area of effective coverage of ultrasonic pest repeller is up to 1200sq. ft. It is widely used in home, living room, bedroom, kitchen, hallways, warehouse, apartment, office, garden, hotel, wine cellars, etc. Since ultrasonic waves cannot pass through walls, it would be recommended to equip each room with pest repellant.