oxygen gas sensor for altair 4x

{"cid":"91211450","title":"10106729 Oxygen Gas Sensors Electrochemical Altair 4X and 5X Portable multi-gas Detector","imgUrl":"https:\/\/img.chinax.com\/nimg\/2d\/7f\/7c5101ca4235ddc7824ba586535c-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"MSA","Model Number":"10106729","Minimum Order Quantity":"1","Delivery Time":"3-5Workingdays","Packaging Details":"Standard Package","Supply Ability":"10000pcs\/Month","Theoretical service life":"\u22654 years","Payment Terms":"L\/C, D\/A, D\/P, T\/T, ","Operating temperature":"-40\u00b0C to +40\u00b0C","Place of Origin":"USA","Resolution":"0.1% O2","Measurement range":"0\u201330% vol O2"}}

{"cid":"91202321","title":"MSA Altair 4x Multi Gas Detector Msa Altair 4x Mining Multigas Detector CO H2S O2 LEL","imgUrl":"https:\/\/img.chinax.com\/nimg\/17\/05\/16520f77e164d36e00ae4b49b6bb-200x200-1.jpg","attrs":{"Price":"USD540\/PC","Brand Name":"MSA","Model Number":"4x","Minimum Order Quantity":"1","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union","power":"Battery","Detecting Gas":"CO H2S O2 LEL","Certification":"-","Packaging Details":"Original","Supply Ability":"1000","material":"ABS","Place of Origin":"USA","WARRANY":"1 YEAR"}}