Car Tyre Pressure Monitor Valve Stem Cap Visual Tire Warning Device Valve Cap Car Tyre Alert Diagnostic Tool
Car Tyre Pressure Cap is an auxiliary tool for measuring tire pressure, locking tire pressure cap on top of the tire air nozzle, look directly at the color change in the transparent cover to judge the adequacy of the tire pressure, eliminating cumbersome of detecting by instruments. If a 15% reduction in tire pressure will cause your car to increase 6% of fuel consumption and twice tire wear , thereby increasing the risk by 30%. The tire pressure cap will remind you to pay attention to this. Note: Make sure Car Tyre Pressure Cap is tightened, when installing, check the color circle if in the normal range. Instructions: 1. Normal: In the standard tire pressure, the transparent window should be green, normal driving vehicles. 2. Warning: The tire pressure slightly lower than the standard about 10 percent, the transparent window yellow be green, should be inflated. 3. Danger: about 25% lower than the standard tire pressure, a transparent window should be yellow red, you should immediately check, inflating. Package Included: 1 Set of Car Tyre Pressure Cap (1 Set= 4pcs) 
