Item Type: Car Mouse Repeller_x000D_ Material: ABS_x000D_ Size: Approx. 8.4 x 8 x 3.1cm/3.3 x 3.1 x 1.2in_x000D_ Frequency: 12KHz-25KHz_x000D_ Working Voltage: 12V_x000D_ Coverage: 40m2_x000D_ Gross Weight: Approx. 99g/3.5oz 1Working Principle: Stop pesky animals from entering your car, RV, truck by emitting a combination of fluctuating ultrasonic waves and strobe lights. 2Variable Frequency Ultrasonic Wave: Ultrasonic frequency output, the output time is also interval change, reduce the mouse hearing resistance, easier to work. 3Strong Light: Ultrasonic mouse deterrent can repel mice with a strong light blast, in the dark situation mice are afraid of the blinding and constantly flashing bright light. 4Low Voltage Detection Function: When the battery voltage of car mouse repeller is too low, it will prompt the voltage is too low and stop working to keep the battery. 5Heat Resistant: Car mouse repellent is made of ABS with flame retardant material, high temperature resistant and precise production to ensure normal work in the engine compartment.1 xCarMouseRepeller 2 x Ties 1 x Instructions Please allow some errors due to manual measurement.