Portable electric heater

The utility model relates to a portable electric heater, which comprises an upper shell and a lower shell, the upper shell is provided with a heating tube which can be inserted into the lower shell, the upper shell is also internally provided with a heating control panel which is electrically connected with an electric heating wire in the heating tube, and the upper shell is provided with a power-on interface which is electrically connected with the heating control panel; a first magnetic attraction block is further arranged on the lower end face of the upper shell, a second magnetic attraction block is arranged on the upper end face of the lower shell, and the lower shell can be attracted to the lower end of the upper shell through the second magnetic attraction block. The upper shell and the lower shell of the portable electric heater are fixedly connected through the magnetic attraction of the first magnetic attraction block and the second magnetic attraction block, so that the lower shell can be convenien