It has been designed with high-quality construction, offering a reliable way to experience smooth, controlled draws. With precise air channels that eliminate leaks, turbulence, and pressure drop, you'll have no trouble with harsh inhalations due to the minimum level of resistance when drawing from your device. With its fully sealed design, the unit protects the inner workings from dust and condensation, making sure the device continues to function well over a period of time.The hero x 30k offers balanced airflow control so that you can use your device regardless of how you prefer to vape. You will benefit from an optimal airflow mechanism with excellent vapor circulation, delivering clean-tasting vapor.