This gadget from CARCHET is a tire pressure monitoring system that is simple to install on virtually any vehicle, and wirelessly shows you the current pressure of all 4 tires at all times while driving. Proper tire pressure prevents puncture and damage of car parts caused by flat tires. It improves fuel efficiency, prolongs tire life, and prevents abnormal wear of vehicle parts.
20% under-inflation reduces tire lifetime by 30%
30% over-inflation reduces tire lifetime by 45%
30% lower pressure looks like a properly inflated tire
Screw a sensor and a special anti-theft screw onto each valve stem where you would a valve cover. The receiver is simply plugged into your cigarette/power port. Readings are taken while in motion and a high/low pressure alarm can be set to alert you of issues. This product currently averages 4 out of 5 stars on Amazon (read reviews). Amazon indicates that its typical list price of $189.99 has been reduced by 47% to $99.99.