Vibration-proof enclosure 2in color display

Detection of gas:H2s/CO/O2(%Volume ratio)/Combustible gas (site selection)

Measurement range:0-100ppm(H2S)/0-500ppm(CO)0-25%(O2) 0-100%LEL(Combustible gases)

Rechargeable Battery

VIsual,auditory alarm and buzzer alam

Automatic or mobile phone open, red flashing, vibration

Alarm values can be set

Full function self-test

Size:136mm×68mm×34mm

Weight:250g