This is GAS Detector with mechanical hand use gas pipe, the detector will send signal to mechanical hand, and mechanical hand will close the ball valve when LPG or LNG leak in the house
The details as follows:
Working voltage: 5-12VDC
Working current: 100-500mA
Close time: ≤20s
Operating condition: temperature: -10℃~+50℃
Relative humidity:35%-95% RH
Life: ≥5000 times