This capsule is a consumable for the smokegenie and lasts for at least 100 sessions. In the optional accessories you will find the complete smokegenie kit. It comes with two capsules. The supplied case has space for up to four capsules. You fill the capsule of the smokegenie with special smokegenie liquid (see optional accessories). The capsule contains 9 ml of smokegenie liquid, enough for an average smoke of 15 minutes. The capsule of the smokegenie becomes warm during use. If the plastic cap turns from purple to orange, the capsule is too hot to touch. Application smokegenie replacement smoking capsule although a capsule lasts for at least 100 sessions, there comes a time when it needs to be replaced. The smokegenie shows this on the built-in display. If you want to make sure that you can always produce smoke wherever you are, take some spare capsules in the case of your smokegenie. The case holds up to four pieces. If you wish, you can fill them with liquid in advance. So there is always one capsule ready for use.