LoRa wireless ETO/VOC sensor is an IoT wireless device specifically designed for monitoring ETO gases. Relying on LoRa spread spectrum modulation technology, this device achieves ultra long distance communication between terminals. Equipped with high-performance chlorine gas sensors and microprocessors, it has three major advantages: high detection accuracy, stable operation, and low energy consumption. Pre set upper and lower threshold values based on environmental conditions, and proactively report abnormal data. The product is widely used in industrial safety, industrial parks, environmental protection and other scenarios.