ELECTRICALLY HEATED AEROSOL-GENERATING SYSTEM

A controller is provided for an electrically heatable aerosol-generating device including a heating element and a rechargeable power supply to power the heating element, the controller being configured to control a supply of power from the rechargeable power supply to the heating element, and to prevent power being supplied to the heating element when a temperature reading is below a pre-determined lower temperature threshold. An electrically heatable aerosol-generating device including the heating element, the rechargeable power supply configured to power the heating element, a temperature sensor, and the controller is also provided. And, a method of controlling an electrically heatable aerosol-generating device, including the heating element and the rechargeable power supply configured to power the heating element, is also provided.