There are two ways to check how many uses you have left: On the IQOS Holder
Press and release the button on your IQOS Holder:
- Two lights mean it’s ready for two uses
- One light means it’s ready for one use
- No light means the Holder isn’t charged, simply charge it for more uses.
Press and release the Pocket Charger button:
- Two lights mean it’s ready for two uses
- One light means it’s ready for one use
![IQOS 3 DUO Pocket Charger Usage Indicator](https://www.iqos.com/content/dam/iqos/global/marketing/content/knowledge/external-content/external_IQOS3Duo_usage_status_check_02.jpg)
* If you use the IQOS 3 DUO Holder in the IQOS 3 Pocket Charger, you might need to upgrade your IQOS 3 Pocket Charger firmware so it can tell you when the Holder is ready to be used once.