AEM Wideband sensor and gauge The AEM wide band lambda is the most popular guage on the market. Maybe because it is so easy to install and use? Quality and function are the two biggest advantages of this guage. Technical information: 0-5V output for eg aftermarket ECU Complete with probe, wiring and lambda nut 6 in 1 gauge - 3 dials and two different gauge rings included to make it all match your interior. Accuracy: +/- 0.7% Consumption: 1.3 A Measurement range: 0.751 -> 1.143 Lambda 10.0:1 -> 18.5:1 AFR Sensor: Bosch LSU4.9 The guge is delivered with sensor and wiring - you don't have to connect to a computer or ECU. If you want to log the values via ECU or or computer, this is possible. Outputs :  Analog 0-5V Serial output for connection to eg com-port for data logging. Length of sensor and cable: 60cm Extension cable length: 3.6 meters ATTENTION ! Be sure to read the manual before installation! Installation: NOTE The probe must be mounted at least 18" (45cm) from the turbo The probe