*Easy to use, no equipment required.
*Easy to disassemble and install,
*The appropriate tire pressure is selected for the first use and close the valve Bavly to the required pressure.
*Calibrate all puffs on the same tire that was drawn
*For the first time, they are all on the same level.
*The air is vented directly to the required pressure.
*Once installed on the tire valve for the next time.
*Made of copper.