Battery pack and vehicle

The utility model provides a battery pack and a vehicle, and the battery pack comprises a tray; the battery module is arranged on the tray, the battery module comprises a plurality of single batteries, the multiple single batteries are sequentially arranged in the first direction, the positive electrode ends and the negative electrode ends of every two adjacent single batteries are arranged in a staggered mode, at least two single batteries are provided with anti-explosion valves, and the multiple anti-explosion valves are arranged on the same side of the battery module; the high-voltage lead-out piece is connected with the battery module so as to lead out the positive electrode of the battery module; and the low-voltage lead-out piece is connected with the battery module so as to lead out the negative electrode of the battery module. According to the battery pack disclosed by the utility model, gas exhausted by the anti-explosion valve can be led out from the same side of the battery module, so that the exha