A driver of a vehicle has to be aware of anything that could affect their safety. Many rely on different electronics that are either built into the vehicle or ones that they can buy. One electronic that is receiving more attention now than it did in the past is the Tyre Pressure Monitoring devices.
This is an electronics that can detect what the exact pressure is at for the tyres of the vehicle. There are many tyre related accidents, where some may be avoided if a driver were to depend on this type of electronic.
Overinflated tires can be just as dangerous as underinflated ones. A driver should know what the pressure specs are for the tyres they are using on their vehicle. Then instead of second-guessing as to whether this is where the tyres are at, the tyre pressure monitoring system will alert them if there is a change.
This allows the driver to immediately address the problem. It is much better than trying to decide if a tyre is faulty or it needs air. Some people are not experienced enough to visually determine this, and it can be left unattended to.