ELECTRONIC DEVICE

An electronic device includes a housing, a battery, and an electrical connector. A battery compartment is arranged in the housing. The battery is mounted in the battery compartment. The battery includes a battery body and a wrapping film wrapped around a surface of the battery body. The battery body has a first surface, and the first surface has an expanded region. A distance between an edge of the expanded region and a peripheral edge of the first surface is d. At least part of the electrical connector is located on the first surface, and the part of the electrical connector located on the first surface does not overlap with the wrapping film in the expanded region.