Features: It is a brand new product, you can use it for a long for time. Before use the tool, make sure set the car into TPMS Learn Model, then hold it against the sidewall of the tire, near the valves stem, then depress learn button until heard horn sound from the car. Easy to Use. The tire pressure monitor sensor activation tool is simple, fast and convenient to use. Save for Time and Money. Much better than going to a dealer or tire storage just to reset the pressure sensor. Widely Application. Widely suitable for most car models. Pls confirm the model before purchase. Specifications: Material:ABS Applicable Voltage: DC12 (V) Length: Approx. 12 for cm / 4.72 inches Package Includes: 1 Piece Tire Pressure Monitor Syatem Reset Tool note: Please allow 1-2cm errors due to manual measurement. Because of the different display of each computer, the pictures may not reflect the actual color of the item.