The utility model provides a disposable electron cigarette of pull formula, by pull handle, pull page or leaf, knob, shell, cavity spool, battery pack, the switch, PCB control circuit board, the atomizer is constituteed. The one end of pull page or leaf is connected with the surface of cavity spool, and the other end of pull page or leaf sets up the pull handle. It is rotatory to drive the cavityspool through rotating electron cigarette end portion knob, be drawn into the cavity spool to the pull page or leaf in. The utility model discloses except as the advertising, can also carry out the simple record of writing by anytime and anywhere, it is very convenient.