CHARGING DEVICE

A charging device for charging a battery is provided, including a first housing, a channel, a fan, an electronic member, and a second housing. The first housing has an inner space. The channel passes through the first housing, and the wall of the channel separates the channel from the inner space. The fan is disposed in the channel. The electronic member is disposed in the inner space and is in contact with the wall of the channel. The second housing has an accommodating space. The accommodating space is configured to receive the battery and communicates with the channel.