The controller can monitor leakage in real time, also have sound-light alarm function. 

Once there is a leakage occurs in the interlayer, the liquid will trigger the sensor, and the sensor will send out a signal to the leak alarm controller, when the alarm controller receives signals from the sensor, will automatically determine leakage information and give a lighting display and sound light alarm. 

According to the alarm, users can make a timely response and take measures to avoid the occurrence of potential safety hazard and environmental pollution.