Bosean Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector

Brand Name: BOSEAN ELECTRONIC
Origin: CN(Origin)
DIY Supplies: ELECTRICAL
Certification: CE
Certification: FCC
Model Number: BH-4A
With LCD Screen Or Not: Yes
Measurement Range: 999ppm
Gas Type:: O2, H2S, CO, EX
CO Sensor Range:: 0-1000ppm
H2S Sensor Range:: 0-100ppm
O2 Sensor Range:: 0-30%vol
LEL Sensor Range:: 0-100%LEL
Data storage:: 500 alarm records
Working environment:: -20℃-50℃ for toxic gas, -40℃--70℃ for Ex