Included are a pair of rockers, a floor panel disposed between the rockers, a battery pack disposed beneath the floor panel, a bracket that connects the battery pack to the rockers, and an under cover that covers a lower face of the battery pack. The battery pack includes a tray, a first partitioning plate that is disposed upon the tray and that extends in a front-rear direction, and a plurality of battery cells disposed on both sides of the first partitioning plate upon the tray. The under cover has a first portion and a second portion disposed beneath the tray with a spacing as to the tray. The second portion is situated on an upper side from the first portion. The second portion is disposed beneath the first partitioning plate.