A housing includes a transparent panel and a housing body. The housing body includes a main body and a flange portion extending from the main body. The filler is formed between the transparent panel and the housing body. The filler includes a first connecting portion, a second connecting portion, and a support portion integrally formed together, the first connecting portion connecting the transparent panel to the flange portion, the support portion supporting the transparent panel, and the second connecting portion connected to the housing body.