An electronic badge includes a front plate having a plurality of illuminators formed therein and a pair of pins protruding rearwardly from the front plate electrically connected with two power input pins of a flasher integrated circuit formed in the front plate for driving and flashing the illuminators, and a button having at least a battery fixed in the button provided with two clips respectively connected with two poles of the battery for coupling the two pins and the front plate and for powering the illuminators for their flashing, whereby upon a disengagement of the two clips of the power source from their corresponding two pins, the power lead to the illuminators will be disconnected to switch off the illuminators.