Features: 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 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_ Due to differences in shooting equipment, displays, and production batches, the product may have slight color differences. This is normal, please refer to the actual product. We have tried our best to restore the true color through professional equipment, but we still recommend that you watch it under natural light for the most accurate visual effect.