Charging time may differ depending on IQOS versions**: 1. IQOS 3 DUO: It takes approximately 120 minutes to fully charge the Charger. 2. IQOS 2.4 Plus: It takes approximately 120 minutes to fully charge the Charger 3. IQOS MULTI: It takes approximately 75 minutes to fully charge the device To charge IQOS you will need to use the IQOS USB Cable and the Power Adaptor provided with the device. **Charging time may depend on several factors such as: use, configuration of the device, life time of the battery and weather conditions.