3f f co gas sensor

{"cid":"91211450","title":"3FF 3F\/F CO Gas Sensor Carbon Monoxide Three Electrode Electrochemical Detector Sensor 0-4000ppm","imgUrl":"https:\/\/img.chinax.com\/nimg\/ca\/d7\/70620c0ff7120bc8ff98f941e602-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"CITY","Model Number":"3FF 3F\/F","Minimum Order Quantity":"1","Delivery Time":"3-5work days","Place of Origin":"Britain","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"1000pcs\/Month","Packaging Details":"canned","Operating Principle":"3-electrode electrochemical","Measurement Range":"0-4000 ppm CO","Maximum Overload":"20000 ppm CO","Filter":"To remove acid gases"}}

{"cid":"91202321","title":"New\/Used Plc Logic Control F3NC51-ON F3NC34-ON F3NC61-ON Industry Plc Control Equipment F3AD04-OV F3XD16-3F Controller","imgUrl":"https:\/\/img.chinax.com\/nimg\/0b\/5c\/f5aa8f599f229dd70fa559d2fe84-200x200-1.jpg","attrs":{"Price":"USD320\/PC","Brand Name":"Yokogawa","Model Number":"F3NC51-ON","Minimum Order Quantity":"1","Delivery Time":"in stock","Supply Ability":"100","Place of Origin":"JAPAN","color":"blue","Certification":"-","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union","warrany":"1 year","Application":"Industrial Control","Packaging Details":"Original"}}