BATTERY PACK AND DEVICE INCLUDING THE SAME

A battery pack includes battery modules having a plurality of battery cells; and a pack frame for housing the battery modules. Inside the pack frame, the battery modules are arranged in a row along the width direction to form a battery module group, and inside the battery module, the battery cells are stacked along the width direction to form a battery cell stack. A cover member for covering the entire upper surface of the battery module group is located between the upper surface of the battery module group and the pack frame.