4PCS/SET 2.4 Bar Air Warning Alert Tire Valve Pressure Sensor Monitor Light Cap Indicator Diagnostic
Max Measuring Range: 49 PSI & Under
Display Type: Analog
Dial Diameter: 1.9 Inches & Under
Pressure Range:36psi, 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 down about 5 pounds.
Redalerts you that the pressure is down by at least 10 pounds.
note: this item comes without retail box,