Meet the ERNEST Bluetooth Engine Immobilizer: a neat device that connects your car to your smartphone to prevent unauthorized use. It not only stops theft but also lets you view route history, current location, mileage, and speed on your smartphone. You can use the ERNEST app to decide who can/can’t use your vehicle.
**Disclaimer: Our posts may feature aff links. As an Amazon Associate, we earn from qualifying purchases. Please read our disclaimer on how we fund this site.
