GS705 tragbaren Gasdetektor

portable gas detector Detecting gas: combustible gas, such as natural gas, LPG and coal gas Detecting range: 0-100% LEL Sampling method: diffuse naturally Working condition temperature: -40-70 Humidity: less than 95% RH Power source: DC 3V (2 pcs AA batteries) Battery life: 6 hours when no working, 5 hours when voltage is low Working electric current: 140mA on average L-alarm: 20% LEL H-alarm: 50% LEL Response time: less than 10S Resume time: less than 10S Alarming method: visible and audible Alarming sound: greater than 50dB