Air Alert LED Tire Pressure Valve Cap

Keeping your tires properly inflated increases your safety and your fuel efficiency. These LED Tire Alert Valve Caps start blinking if your tire pressure falls 4 psi below the correct pressure. The blinking LEDs can be easily seen by the driver as you approach the vehicle, alerting you to the need to add air to the tire. These valve stems are durably constructed out of metal and fit any standard valve stem. Easy to install and they automatically adjust to recognize the proper tire pressure. Give youself added piece of mind and help to cut down on our fossil fuel use. These valve caps will pay for themselves with higher gas mileage and decreased tire wear.

• Easy to install self-calibrating valve caps
• Visible from a distance
• Can be used on tire pressures from 20-110 psi