" The description: Ultrasonic Rat Repeller for vehicle is an effective and safe way protects your car from parasites and rodents, such as rats, cockroaches, the range of 24-84 KHz keep ultrasonic to avoid the change of adaptation of mosquitoes to a certain frequency. Use this pest repeller in your home, store, office, garden, hotel, restaurant, cafe, etc. And forget about harmful insects. Characteristics: Noise Suppression Vehicle: Emits a combination of ultrasound and LED flashlights to deter pesky animals entering your vehicle. Multiple Power Supply: DC and USB and the Battery version for your choice, DC and USB version can also be powered by batteries. Multipurpose: Made of fire resistant PC material, also great for kitchen, warehouse, garage, etc. Vibration switches: Automatically turn off when there is vibration movement or in the car, the stars work automatically after being still, saving energy. Rat poison compartment: Add insect repellent powder to increase the effect of