Feature: 1. Ultrasonic Frequency Conversion Output: Car mouse repeller adopts ultrasonic frequency conversion output, and the output time is also spaced to change, reducing the hearing resistance of mice and making it easier to work. 2. Low Voltage Detection Function: Car mouse repeller battery voltage is less than 9.2v, the product will indicate that the voltage is too low and stop working to guard the battery. When the battery voltage is restored, it automatically enters the standby state. 3. Strong Strobe Light: Car electronic mice repeller uses a bright flash to repel mice, and in the dark, mice are afraid of glare and constantly flashing bright light. 4. Flame Retardant, High Temperature Resistance: Car electronic mouse repeller uses premium flame retardant ABS material, high temperature resistance, ensure the normal operation of the product in the engine compartment. 5. Intelligent Sensing: The ultrasonic car mouse repeller automatically stops working after the car is started, and starts working by itself 5 minutes after the car stops. Specification: Item Type: Car Mouse Repeller Material: ABS Size: Approx. 8.5x8.1x4.1cm / 3.3x3.2x1.6in Frequency: 12kHz-25kHz Operating voltage: 12V Coverage: 40㎡ After the car starts, it automatically stops working, and starts working by itself 5 minutes after the car stops.. Package List: 1 x Car Mouse Repeller2 x Tie 1 x Manual Note: Please allow some error in manual measurement.