A solar lighting module for garden lamps detachably mounted onto the top end of a hollow lamp column of a garden lamp includes a top with an upper casing of a solar panel, at least one light emitting element and an integrated circuit board (PCBA) of a battery fixed in the upper casing, and a multiple of conductive springs installed on the integrated circuit board and passed upwardly through the top of the upper casing and a conductive terminal of the solar panel for an electrical connection to achieve the effect of quick assembly.