Car wireless marten and rodent deterrent Viano OSA1Car wireless marten rodent deterrent Wireless repellent equipped with two buzzers and a module of automatic frequency change. The wide range of emitted signals guarantees effective fight against pests, and their modulation prevents intruders from getting used to the constant sound. Such a wireless solution is ideal when the battery is not located in the engine compartment (the product simply attaches with cable ties to the electrical harness), and