Specifications: Battery Type: 1x 9V battery (Not Included) Item Weight: 0.3kg Hardware Version: OEC-T5 Software Version: EL-50448 Material Type: ABS Color: Black + Orange How to Use EL-50448 TPMS Activation Tool: Step 1: Enter learning mode Set the gearshift lever to "P" Turn the ignition switch to ON Access the tire pressure display interface via DIC DIC displays "Press Set / Ctrl to re-learn" Press Set / Ctrl The turn signal lights illuminate for 3 seconds and the horn beeps twice to confirm entry into learning mode Step 2: Read tire pressure sensor information from the front-left tire Hold the EL-50448 tool with antenna facing the valve stem, positioned against the rim and tire sidewall Press the button The horn beeps once to confirm successful reading of the sensor data Step 3: Repeat the above steps to read sensor data from front-right, rear-right, and rear-left tires After all four sensors are programmed, the turn signal lights illuminate for 3 seconds and the horn beeps twice to indicate completion of the learning process Tire Pressure Monitor Sensor TPMS Activation Tool EL-50448 OEC-T5 For vehicles equipped with a 315 MHz or 433 MHz Tire Pressure Monitoring (TPM) system, a Sensor Re-Learn Procedure is required after tire rotation, replacement of Remote Control Door Lock Receiver Module, or replacement of Tire Pressure Sensors. This procedure can be completed using the EL-50448 programming tool. Packaging includes: 1x EL-50448 Tire Pressure Reset Instrument Note: The package includes only the items listed above. Other accessories shown in images are not included. Note: Lighting and monitor settings may cause slight color variations between the product image and the actual item. Measurement error allowance is +/- 1-3 cm.