Digital Tire Gauge Keychain

LCD display in digital numbers, easy to read even at night. Nozzle seals to valve stem quickly for an accurate air pressure testing for tires. Simple push on and auto turn off tire air monitor for SUV car, truck and road bikes. Mini tire pressure gauge keychain design, portable size similar to car door lock keys. Recommended tire pressure gauge with colorful plastic package, resell available, great gift to friends and family members.