The Yocan Evolve D is the perfect example of a vaporizer that combines the best of form and function. To use the Yocan Evolve D, simply tap the power button 5 times. Remove the mouthpiece to load your Yocan Evolve D with your select herbs. Replace the mouthpiece, press and hold the power button to start vaping. These steps are fairly easy to get used to and are the standard method of operating a vape pen. You won’t have any issues vaping with the Evolve D especially if you ever got the chance to use a vaporizer before. This makes the Yocan Evolve D Vaporizer a practical choice since you no longer have to change the way you vape so you can use this vaporizer.