Electronic cigarette with detachable battery

The utility model discloses an electronic cigarette with a detachable battery. The electronic cigarette comprises a shell, a battery unit, a control panel unit, an atomization unit, a suction nozzle and a lower end cover. The shell is a hollow tubular shell; the battery unit comprises a battery cell, a first positive electrode end and a first negative electrode end; the control panel unit is provided with a microphone sensor, a second positive electrode end, a second negative electrode end, a third positive electrode end and a third negative electrode end. The second positive electrode end is in contact conduction with the first positive electrode end, the second negative electrode end is in contact conduction with the first negative electrode end through a conductor, the third positive electrode end is communicated with the second positive electrode end, and the third negative electrode end is in contact conduction with the first negative electrode end through a conductor. The atomization unit comprises an o