Type:AIG-1 1.Detect Gas: Combustible gas, Flammable gas 2.Alarm setting: L-1 alarm point: program fixed L-2 alarm point:program fixed 3.Alarm type: Sound & Flash 4.Alarm volume: > 120 db 5.Alarm output: electrical independent contact , capacity: AC220v 5A 6.Ambient temp: -10℃ ～ 50℃ 7.RH : < 90% non condensing 8.Proof level: IP44 9.Power : AC220V,50HZ <4W 10.Transmission distance: 1000m < 2mm2 copper wire 11.Size::480(L)*250（W)×130（H）mm 12.Weight:4.0kg