1.you may use it to give the tyre air safe 2.it's very easy .you may use it to give the tyre air safe .2.it's very easy. 1. Use of the environment:Car manufacturing, 4S station, garage, workshop, industrial, electronics production lines, air, fuel delivery, welding, military, marine, agriculture and other fields. 2. Use of advantages:Improve the workplace, accident-free safe operation, a more ...