The Mac Tools TPMS Tool, No. ET3450, features a full database of indirect, manual, and auto relearn procedures. The tool has the ability to activate and read TPMS sensor data, program sensors, check remote keyless entry (RKE) signal, and display sensor data in seconds. The scanner performs OBD-II relearns within minutes when paired with a compatible Mac Tools diagnostic scan tool and has an intuitive, full-color display with easy vehicle lookup by make, model, and year. A two year warranty and four years of software updates are included.