The invention discloses a handheld electric tool with an improved trigger, which comprises a tool body, a motor, a switch, an operating component, a main handle and an auxiliary handle, wherein the motor is disposed inside the tool body, the switch inside the tool body is used for controlling operation of the motor, the operating component fixedly connected to the tool body is driven by a motor, and the main handle and the auxiliary handle are disposed on the tool body. The auxiliary handle comprises an auxiliary handle holder, an auxiliary handle cover board, and a trigger disposed between the auxiliary handle holder and the auxiliary handle cover board, wherein the trigger is connected in a surrounding manner. The switch of the handheld electric tool can be triggered in each of the leftward, rightward and middle directions of the auxiliary handle, and the handheld electric tool is simple in overall structure, has fewer parts, and is easy in assembly and more flexible and more reliable in triggering. In addition, the auxiliary handle as an independent component can be separated from the tool body to be packed, so that load can be improved greatly.