A liquid aerosolization uneven, deterioration in mouth feel, providing an electronic cigarette to solve the oil leakage or the like. An electronic cigarette, a power supply device, the atomizer 4 having electrical heater 41 and liquid guiding pipe 44, the liquid reservoir 5 to be installed to store the liquid inside the liquid container 52, the input passage 6a and has an output passage 6b, input passage communicating with a liquid container, the output passage communicates with liquid guiding pipe, it controls the liquid, the fluid transport device 6 for transporting a certain amount atomizer, inlet 1c to the outside anda caging providing the airflow chamber 1d communicating air to the sensor, one end is sealed, communication with the air flow circuit, and a drip dip to provide a smoke aerosolized to the airflow circuit has an opening It encompasses. .FIELD 2C