Golden Security Gas Leak Detector GS-WGD01 Main function. Detect leaking gas and drive the valve or manipulator of the gas pipeline to shut off(if connected with a valve or manipulator), or send out some signal to the main panel to make an alarm(if connected with a Golden Security alarm system). 7/24 Hours Protection. You can add it to the defense line of 24 hour zone to provide your house a 7/24 hours protection. Connect with Valve Or Manipulator. If the detector is connected with a valve or manipulator, when it detects leaking gas, the LED light flashes, and will drive the valve or manipulator to shut off the gas pipeline supply. Automatically Reset Itself After Alarm. The detector will automatically resume to detecting state after the gas dispersed. Note. Avoid installing the detector close to the following sources of interference: direct air flow from vents, fans, doors, windows, sources of steam, oil vapor, etc.