Coil replacement is a key aspect of e-cigarette use. And it’s a price we have to pay in exchange for the efficiency and convenience of e-cigarettes. If you’ve been using e-cigarettes for a while, you’ve probably had a bad experience. when using the coil exceeds its lifespan Therefore, you should prepare enough e-cigarette coils each month.Coil e-cigarettes, when used for a long time, they will deteriorate or reduce their efficiency. and if stubborn to continue to use The coils inside the coil and cotton buds produce the unexpected and what smokers don’t want to see: the smell of burning. And, of course, when did the burning of the coil and cotton wool occur? No matter how good you use e-cigarette liquid, you will lose that noir flavor immediately. Therefore, you should change the e-cigarette coil often, but how often depends on many factors such as how often you use e-cigarettes. What is the PG/VG ratio and how is your smoking habit? How long is the pump, how much does it vibrate, etc.