Before buying any product, you should know some basic features that will determine the product matching to your preferences. Unfortunately it is not always easy to have a complete preview of the product because it is usually difficult for buyers to do a test instantaneously or over time. So we rely on feedback from reviewers and our beta testers, and also on the user experience of customers and friends who have bought this product and have formed an opinion that we use as a type of consulting. Then we can determine specifically what it is capable of offering at its peak, as well as some general guidance for you to tell if the product is suitable for your style of vaping. As for the mechanical mods of our company, they are categorized according to their external diameter and their length, imposed by the corresponding battery. All our devices have short circuit protection, happening through a macro fuse type smd mainly. It is reasonable to pay attention and test fire on an instrument measuring ohms of your resistance before its final placement at the source, in our specific case is our battery case. Keep the tube and its mechanical parts such as switch and top cap in a clean condition, paying attention to thorough cleaning on the threads and parts of the switch because the performance of the mod depends on it. Not only after cleaning will have acquired its original specifications.