... :12Bar 3, long life time 4,CE Automatic Digital Tire Inflator /car repair equipment/nitrogen tyre inflator equipment BN-609 Technical feature:2 Purity ... N2, you can get: 1, Longer term stability of the tyre pressure 2, Better grip and handling 3, Reduced fuel consumption ... about 2-10% 4, Longer tyre life about 25% 5, Enhanced safety 6, More economy Nitrogen ...