1.Conform to EN50194
2.DC 2x3V battery
3.Low battery voltage alarm
4.L-alarm:20% LEL H-alarm:50% LEL
5.Sound>85DB at 1M

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