Premium QualityOur TPMS relearn tool is made of high-quality plastic and metal materials, which are sturdy and durable and can protect the important electronic components inside the case. You can use it to read tire pressure information quickly and accurately. SpecificationsYou will receive 1 pcs pressure reset device, 15 cm long, 5 cm wide and 3 cm high. It is suitable for OEC-T5 specification, EL-50448, uses a 9V battery and operates at an operating temperature of 0 to 60C. (Note: Batteries not included) Easy to UseThe Tire Pressure Reset Tool is very simple and convenient to use. First, make sure your vehicle is in TPMS mode. Hold the top of the tool firmly against the sidewall of the tire while pressing the button. Save Time and EffortSince the TPMS reset tool is small in size and suitable in weight, you can store it in your car and use it anytime and anywhere when you need it. You can activate your tire pressure sensors quickly and accurately.