The utility model discloses a special case of charges of electricity document, the utility model discloses a backplate, the top of backplate evenly is provided with two lugs, the front side lower part fixed mounting of backplate deposits the box body, the front side middle part joint of depositing the box body has transparency glass plate, the upper surface of depositing the box body is provided with the document entry, the lower surface of depositing the box body is provided with the document export, the utility model discloses a telescopic link passes the through -hole, pulling telescopic link when the upper cover plate is opened, and colored rubber ball position risees, reminds the owner to take charges of electricity document away, and too big angle can't be opened to the upper cover plate, prevents that the charges of electricity document from being blown off by wind or maliciously takes away, and the fingerprint lock only permits the people who inputs the fingerprint to open down the apron, takes charges of electricity document away, the reinforcing security.