A battery pack disclosed herein may be provided with: a casing having a bottom surface and a front surface; and a plurality of battery cells housed inside the casing. A finger rest recess for a user to put a finger in may be defined across the bottom surface and the front surface of the casing. An anti-slip portion configured to prevent the finger of the user from slipping from rear to front may be arranged in the finger rest recess. The plurality of the battery cells may include a first battery cell arranged frontmost among the plurality of the battery cells. When the battery pack is viewed from below, the finger rest recess and the first battery cell may overlap at least partially.