- Fully assembled and tested simulator.
- Microcontroller based for reliability and accuracy.
- Reverse voltage and short circuit protection.
- Specifically designed printed circuit board.
- NOT for primary o2 sensor.
- Completely sealed waterproof package.
- WILL NOT WORK on AUDI,VolksWagen,Porsche
- Small size 1"x0.25"x0.25"
NOTICE, vehicles with 2 rear O2 sensors will require TWO OF THESE!