This is a 12V intelligent automatic safety battery protection switch, providing under-voltage, leakage, and power outage protection. It is designed to be fully intelligent and automatic, utilizing a low power consumption (less than 3mA) pulse system. The device features a smart maintenance system that requires no manual intervention. When the voltage drops below 12.1V, the power will automatically be cut off. To restore power, simply use one of the two included remote controls. In case of forgetting the remote control, the device is equipped with an emergency switch button on the casing to restore power. The device also comes with a safety feature to prevent accidental power disruption caused by misoperation after the car is started. With its advanced features and convenience, this 12V intelligent version is perfect for ensuring a safe and worry-free driving experience.