Description NO2-B43F - Nitrogen Dioxide (NO2) Sensor - B-Series - 4-pin PPB Estimated delivery date: 30-35 working days after order date Datasheet: https://ametekcdn.azureedge.net/mediafiles/project/oneweb/oneweb/alphasense/products/datasheets/alphasense_no2-b43f_datasheet_en_3.pdf?revision:d508b1b6-68fe-4a43-b758-8c4d8c17084a