["brand new and high quality\nFeatures:\nUses 12V conventional car battery for power supply, no need to use another power supply, easy to install and use. \nReverse connection for protection function. Prevent the reverse circuit from causing damage to the mouse repeller.\nPower-on self-check function. When it is installed for the first for time and the switch is turned on, the product enters the automatic detection function to detect the function of each component. Red light, white light, and high-frequency transmitter are detected in sequence. \nBattery low voltage detection function. The product will detect the battery voltage during operation. If the battery voltage is too low (less than 9.2V), the product will sound an alarm to indicate that the voltage is too low and will no longer work at this for time to prevent battery power loss and protect the battery. When the battery voltage is restored, the product will automatically stop alarming and enter the standby state. \nFrequency conversion output. The product uses the sweep frequency output and the fixed frequency output, and the output for time is also changed at intervals, which reduces the hearing resistance of mice and makes it easier to function. \nThe white LED flashes inside the car has a more shocking effect. \nVibration detection. It has a vibration detection function. When the car is started, it will drive the product to vibrate. When the product detects this situation, it will stop working. At this for time, rats and other pests will not harm the car and reduce power consumption. When the car stops and the vibration stops, the product thinks that the person has left, and automatically turns on the working mode after 5 minutes to replace people on duty and protect the car from pests such as mice.\n\nSpecifications:\nProduct name: Car Ultrasound Mouse Repeller \nMaterial: ABS\nWorking voltage: for DC 12V\nWorking current: 40mA\nStandby current: 5mA\nWorking frequency: 12kHz-25kHz\nColor: As pictures shown\nSize: app.7x10cm/2.76x3.94in\nQuantity: 1set\n\nNote:\nPlease allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes:\n1 x Mouse Repeller\n1 x Instructions Manual\nSome Accessories (other accessories demo in the picture is not included.)"]