Aspects of the instant disclosure relate to electronic cigarettes； more particularly, to electronic cigarettes and chargers. In various embodiments, the e-cigarette includes a power supply portion comprising a power supply, an atomizer/liquid reservoir portion comprising a liquid reservoir and an atomizer, the atomizer operable when connected to the power supply to atomize liquid stored in the liquid reservoir, and control electronics, where the control electronics are configured to execute a set of computer readable instructions to place the electronic smoking device in an operation mode, a communication mode, and a charge mode. Aspects of the disclosure are directed to a charger for an electronic smoking device. Aspects of the disclosure are further directed to a system comprising an electronic smoking device and a charger. Aspects of the disclosure are further directed to a method for charging an electronic smoking device.
