Electric power work device

An electric power work device comprising:

• a body case;
• a work tool protruding forward from a front side with respect to the body case;
• a motor driving the work tool;
• and
• a battery supplying power to the motor,
• wherein the motor is accommodated in the body case and the battery is detachably attached to a rear side with respect to the body case,
• a top handle is extended in a longitudinal direction at an upside with respect to the body case,
• the top handle includes, on an upper surface of a front part thereof, a thumb rest and a power switch which drives the motor in an on-state and stops the motor in an off-state;
• the top handle includes a gripping part;
• and
• the thumb rest is an area on which a pad of a thumb is placed when an operator grips the gripping part and is arranged on a longitudinal axis running through a center in a lateral direction of the gripping part, and the power switch is arranged on a side in a lateral direction of the thumb rest, side by side with the thumb rest.