Honeywell MCXL-XWHM-Y-NA MicroClip 4-Gas (LEL O2 CO H2S)SKU: MCXL XWHM Y NA Description BW MCXL XWHM Y NA GasAlertMicroClip XL Yellow Housing (LEL, O2, H2O, CO) The easy to wear, slim and compact GasAlertMicroClip provides affordable protection from atmospheric gas hazards and extended battery life, especially in cold weather. The GasAlertMicroClip features visual compliance at a glance with the flashing, green IntelliFlash. Easy one button operation reduces training time and lets workers focus on the job