Material: Stainless steel, Visually alerts you when the tire pressure is low
To help avoid premature tire wear or blowouts from under-inflated tires
Green indication bar - tire pressure at Normal range.If not,please check the tire pressure for your safety
Enhances road handling, increases economy, extends tire life,Increases fuel efficiency, safety and control
Red and Yellow indication bar - tire pressure at below 2.0 Bar(Less than 75% of the standard),DANGER; Yellow and Green indication bar - tire pressure at 2.3 - 2.0 Bar(Less than 90% of the standard),WARNING; Green indication bar - tire pressure at Normal range(2.4 Bar),SAFE