3-Color Display: 8 PCS Tire Pressure Monitor Valve Stem Caps with 2 wrenches, 8 hex nuts. The tire pressure monitor valve stem cap features a 3-color display (green, yellow, and red), allowing you to instantly check your tire's pressure status. This makes checking tire pressure and maintaining optimal tire operation easy and convenient
Main Function: It is primarily used to check the tire pressure of your vehicle's tires to ensure their normal operation. This prevents tire wear and tear caused by insufficient inflation, extending the life of your tires. You can always know your tire's pressure status
Reliable Quality: This tire pressure detector is made of hard, durable stainless steel. It has excellent waterproof properties, making it rust-resistant even after long-term use. It has a built-in chrome-plated copper core, which is high-temperature resistant and has stable performance
Installation Instructions: Easy to use, no tools required. First, remove the original valve cap. Then, clean the valve cap and slowly tighten the valve halfway. If you hear a sound of air leaking, continue tightening until no more air leaks
Wide Application: This tire pressure detector has wide compatibility and can monitor tire pressure for most vehicles, including sedans, trucks, SUVs, RVs, etc. It can also be used to monitor tire pressure for motorcycles and bicycles