This listing is for a genuine OEM left blind spot sensor with the part number 99140-S2010 for a 2019 Hyundai Santa Fe. The sensor is compatible with the 2020 model as well. The item designation is "Used" and it comes with sensors included. This blind spot sensor is designed to detect objects in your left blind spot and alert you through an audible or visual signal. It is an essential component of your vehicle's advanced driver assistance system. With this sensor installed, you can enjoy a safer and more comfortable driving experience. B3