The internal structure of the cigarette rod uses the same basic components: a lamp PCBA board, rechargeable batteries, vape products，and various electronic circuits.
Most electronic cigarettes use lithium ion and secondary battery power components. The battery life depends on the battery type and size, the number of uses and the operating environment. And many different battery charger types are available. Batteries are the largest component of electronic cigarettes.
Some electronic cigarettes use an electronic airflow sensor to activate the heating element, and the battery circuit will work as soon as the air is inhaled. Manual induction requires the user to press a button and then smoke. With the development, some manufacturers have begun to develop fully automatic mechanical manufacturing of electronic cigarettes, eliminating the use of manual wiring, welding or electronics, in order to achieve higher safety and reliability.
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