【Advanced Ultrasonic Technology】Features a powerful patented ultrasonic frequency sweeping technology that can effectively repel rodents, cats, birds, and other wildlife. 【Smart Detection】 Our intelligent device offers automatic voltage detection for both 12V and 24V batteries. Experience convenience and ease of use like never before. 【Easy Installation】 Say goodbye to complicated setups! With our device, installation is a breeze. Just connect it to your car's positive and negative terminals, and you're ready to roll. 【Low Voltage Protection】Your vehicle's safety is our priority. Our device automatically shuts off when low battery voltage is detected, preventing any damage even with continuous use. 【Safety Meets Effectiveness】Be rate-free without compromising the safety of you and your pets. Our eco-friendly device utilises a humane approach—no harmful chemicals, traps, fumes, or killing involved. Keep your peace of mind and your home pest-free! ✅ Ultrasonic Wave: High pitched sound waves disrupt and irritate the rodents and insects from their habitat. ✅ Easy Installation: We understand that not everyone is technology savvy, that is why we have designed an animal/pest repeller for your car that is easy and can be done within only a few minutes. ✅ Protections: Multiple built-in protection functions so you don’t harm yourself, your car, or the device. Low Voltage Protection, Positive and Negative Polarity Protection, 12V and 24V Compatible (will auto-detect the voltage of the battery and adopt the needed voltage.) & Build material (The material is made with high-temperature resistance and can withstand high and cold temperature). ✅ No Harmful Chemicals Needed: With our technology and our ultrasonic sound wave with all of its clever technology, this is the best animal/pest repeller for your vehicle on the market. We focus on purely repelling and not killing, therefore no harm comes to the animals and rodents that it repels such as cats, rats, mice, squirrels, and other small animals. ✅ High Quality: Our car pest repeller uses multiple combinations of advanced technology to ensure that the best protection that goes into your vehicle. The main technology used to repel rodents and animals is the ultrasonic transmitter with 2 preset dB (sound) level settings to give you optimal protection. The tech Auto-Switching, allowing the frequency to constantly change so that the animals and pests don’t get used to the same sound being produced. ✅ Engine Heat Resistant: Made with tough high heat resistant materials that can withstand the average heat that is produced by the engine without melting. It uses the battery from your vehicle to operate, compatible with 12V & 24V batteries which average cars and trucks use. We don’t use conventional batteries because they don’t have as much heat resistance and make it dangerous when they reach a high temperature. ✅ Moisture Resistant: Extends the product life. ✅ Suitable For: Use in car, van, truck, etc.