Manufactured to OE specification for fit, form and function. Enhance safety of your vehicle. Reading with common programming tools possible. Average battery lifetime up to 10 years of normal use (depending on mileage).Fits for: Alfa Romeo Giulia Stelvio. Reference OEM Number: 50 547 691. 4x Continental / VDO Tire Pressure Sensors (TPMS). Fits for Alfa Romeo Giulia Stelvio.