1High Accuracy: The digital tire inflator always returns accurate readings within 1% of exact tire pressure for 0.1 display resolution, ranges from 3?200 Psi. 2Four Unit Convertible: The tire inflator with pressure gauge can switch between 4 units at will, which are measured in Psi, Kpa, Bar and Kg/cm^2. 3Perfect Configured: The thread specification is M11x1, designed with large Lcd display, for easy reading, with blue back light, more convenient. 4Practical in Use: Properly inflated tires provide better performance, decreasing the likelihood of flats, explosions, and crashes, increase your Mpg and fuel saving. 5Material and Application: Made of copper material, high performance in all weather conditions and applicable for cars, trucks, motorcycles, trails, SUVs, RVs, and more.