Gas Detector Sensor, Gas Detected Oxygen, Measurement Range 0 to 30 Percent vol, Compatible Detector Model/Series BW Icon, BW Icon+, Sensor Type Catalytic, For Detector Type Portable, Compatible Detector Manufacturer Part Number Honeywell BW(TM) Icon, Honeywell BW(TM) Icon+, Sensor Life 2 yr, Series BW(TM) Icon, BW(TM) Icon+, Sub-Brand BW, Resolution 0.1 Percent vol, Standards FCC Compliant, Operating Temperature - Maximum 140 Degrees F, Operating Temperature - Minimum -40 Degrees F