Car engines offer warmth and a safe secure location for squirrels and rats but these rodents can cause serious damage by chewing wires under your car bonnet repairing damaged wires is not only costly but time consuming save all the hassle by installing the kemo m176 ultrasonic and electric shock rodent repellent 12v it effectively repels them by using ultrasound frequencies and electric shocks which dont kill the rodents but are enough to scare them away the repellent also features a