For use with the lab grade NTK sensors. If you do not have that specific sensor then check out our WB-O2 Nano. Fueltech ALCOHOL O2 - DUAL CHANNEL LAB GRADE O2 CONDITIONER 3010003398SKU: RS-3010003398$1,470.00PriceWITH 8 FT unterminated harness*SelectQuantity*Add to CartBuy NowINFOS SECTIONCAN communication with all power FT series ECUs. Features 0-5v analog outputs for connection with FT600/FT550/FT500/FT450 and other data acuistion equipment. NTK sensor requires free air calibration for proper reading.