3mm external pneumatic button for hydrotherapy, aromatherapy for spa, pneumatic start switch for sink garbage disposal.

mm outer diameter pneumatic button, suitable for spa equipment: ensures precise connection to pneumatic systems. Moisture-resistant materials, suitable for the humid environments of spa and garden store areas. Smooth pneumatic operation allows easy control of spa equipment without excessive effort. Practical external design, simple installation without complex modifications to existing equipment. Versatile for spa and garden stores, meeting pneumatic control needs in various spaces.