1、AUTOMATIC SHUT OFF: The valve adopts DC 12V safe voltage, automatically closes the main valve when alarm occurs, completely cutting off the power supply. 2、EXCELLENT SENSOR: This valve adopts semiconductor sensor, with high stability, small sensitivity drift, and support fault detection and intelligent control. 3、ELECTRIC HAND CLUTCH: Adopting electric and manual switching clutch, the valve can be manually opened during power outages and maintenance, safe and reliable. 4、APPLICABLE SCENES: Widely used for gas pipeline ball valve, gas cylinder ball valve, various connection alarms, and other gas and liquid valve automatic control. 5、INSULATION HOUSING: The gas shut off valve adopts flame retardant shell, which has good insulation and sealing performance and low radio interference.