*Measurable gases: natural gas, coal gas, liquefied petroleum gas
*Alarm mode: sound and light alarm
*Warning content: Leakage warning, high concentration
*Alarm memory: GAS concentration peak memory storage
*Networking mode: NB-IoT
*Alarm concentration: 8% LEL
*Alarm sound: greater than 85DB
*Working voltage: AC110V～240V
*Working current: ≤180mA monitoring, ≤250mA alarm
*working environment：- 10℃ ～ 50℃，< 95%RH
*Power waterproof rating: IP65
*Dimensions：Φ65*36mm