Unlike other devices, there is no hassle of switching out messy coils or charging. It is meant to be replaced when it runs out of puffs. Despite being sleek and lightweight to fit in your pocket, this device delivers up to 6,000 puffs - enough to outlast 40 cigarettes. The 5% salt nicotine content delivers a strong hit which will make it easy for you to switch away from cigarettes as it is enough to satisfy your cravings quicker, easier and cleaner. Truly satisfying and easy to use with automatic activation when you inhale.