A battery charging device

A battery charging device (1) has a housing (2) with a modular insert (6) chosen for a battery type. A cover (3) has a base wall (5) and ribs (8) to form a socket together with the insert (6) when the cover is open. When open, the cover (6) is held on a stable position by snap-fitting interconnection of a resilient catch (11) in a groove (12).