Features: 100% high quality and new No tools required Can be used on any standard valve stem Adjust tire pressure from 6 to 30psi. in 3psi increments Easily disassembled to clean out sand or dirt Simply thread onto stems and walk away Manual start/stop valve built in Made from 100% brass material to eliminate rust Air immediately releases from tire once screwed on Description: Material:Brass Color : As picture shown Size:As picture shown Pressure Range:6-30 PSI Step: 1: Deflate a spare/extra tire to your preferred deflation pressure 2: With the lock ring and adjusting cap wound down, screw your deflator on the valve stem.(Be sure to make sure the Threads are clean and in good condition) 3: Loosen cap (counter-clockwise) until deflator pops open, then immediately tighten cap to the position where the air Stops exhausting 4: Turn lock ring up to adjust cap and tighten 5: Installation is now complete and set to your preferred deflation pressure Package included:1 X Tire Deflator Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures. 2. Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement. 3.When the tire pressure and the deflator setting within 8psi, a manual start may be required by fitting the deflator then lifting the center pin to start operation _x000D_ _x000D_