Pressure Range:30psi, 2.4Bar
fit on any standard size existing tire valve stem
Visually alerts you when the tire pressure is low to help avoid premature tire wear or blowouts from under-inflated tires
Greenshows that tire pressure is normal.
Yellowshows that the pressure is between 2.2 and 2.4 Bar.
Red show that the pressure is under 2.2bar, Need to immediately inflate the tire.