Specifications: Battery Type: 1x 9V battery (Not Included) Item Weight: 0.3 kg Hardware Version: -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" Put the ignition switch to ON Enter the tire pressure display interface via DIC DIC shows "Press Set / Ctrl to re-learn" Press Set / Ctrl The turn signal light illuminates for 3 seconds and the horn beeps twice to enter learning mode Step 2: Read tire pressure sensor information Start from the front-left wheel Place the EL-50448 tool antenna against the valve core, close to the rim and tire sidewall Press the Start Button The horn beeps once when tire pressure sensor information is successfully read Step 3: Repeat for remaining wheels Follow the same procedure to read tire pressure information for the front-right, rear-right, and rear-left wheels When learning is complete, the turn signal lights illuminate for 3 seconds and the horn beeps twice Tire Pressure Monitor Sensor (TPMS) Activation Tool EL-50448 -T5 For vehicles equipped with a 315 MHz or 433 MHz Tire Pressure Monitoring System, a "Sensor Re-Learn Procedure" must be performed after tire rotations, Remote Control Door Lock Receiver Module replacement, or Tire Pressure Sensor replacement. This re-learn procedure can be performed using the EL-50448 tool. Packaging includes: 1x EL-50448 Tire Pressure Reset Instrument Note: Lighting conditions and display settings may cause slight color variation between the image and the actual product. Measurement tolerance is +/- 1–3 cm.